Preganglionic neurons of the autonomic nervous system are located in d) both the brainstem and the lateral gray horns of the spinal cord. Hence option d) is the correct answer.
The autonomic nervous system is a division of the nervous system that regulates the involuntary functions of the body such as heart rate, digestion, and respiratory rate. The autonomic nervous system has two branches, the sympathetic nervous system and the parasympathetic nervous system, which work together to maintain homeostasis in the body.
Preganglionic neurons are the neurons that originate in the central nervous system and travel to the autonomic ganglia where they synapse with postganglionic neurons. These postganglionic neurons then project to target organs to carry out the function of the autonomic nervous system. The preganglionic neurons of the autonomic nervous system can be found in both the brainstem and the lateral gray horns of the spinal cord.
The preganglionic neurons of the autonomic nervous system are located in both the brainstem and the lateral gray horns of the spinal cord. This allows for efficient control of the autonomic functions of the body.
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15. State two similarities between the reproductive systems of a human female and a female pig. [2 marks] 16. Identify and describe the three internal regions of kidney. [6 marks] I 17. Describe the f
The two similarities between the reproductive systems of a human female and a female pig are: They both have a pair of ovaries. Both the human and female pig have fallopian tubes that are connected to the uterus.
The three internal regions of the kidney are : Cortex: It is the outer layer of the kidney and it has tiny blood vessels (glomeruli) that filter waste products from the blood.
The medulla is located inside the cortex and has a pyramidal shape. It is divided into renal pyramids that are separated by renal columns. The medulla is responsible for the concentration of urine.Pelvis: This is the innermost region of the kidney and it is funnel-shaped. The urine produced in the kidney is transported to the bladder via the pelvis. The function of the kidney is to remove waste products from the body. The nephron is the functional unit of the kidney.
The three major processes that occur in the nephron are: Glomerular filtration: This is the process where the blood is filtered through the glomeruli, and the waste products are removed from the blood .Tubular reabsorption: This is the process where the filtered waste products are reabsorbed back into the blood .Tubular secretion: This is the process where the remaining waste products are transported to the renal pelvis and eliminated from the body in the form of urine.
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a) two essential components of successful therapy are complete subgingival scaling with root debridement by the dental hygienist and effective daily dental biofilm control by the patient. b) the objective is to eliminate or at least suppress the pathologic microorganisms in the subgingival area to promote healing and hence control the infection. group of answer choices statement a is true and statement b is false. statement a is false and statement b is true. both statements are true. both statements are false.
Both claims are True - Deep, difficult-to-access pockets, overhangs, inadequate crown margins, and calculus that retains plaque are all major causes of recurrent illness.
Most of the time, a complete periodontal debridement performed under local anesthesia is sufficient to halt disease progression and improve the clinical signs and symptoms of an active illness.
However, further pharmacotherapeutic treatments should be taken into consideration if clinical symptoms of disease activity, such as increased pocket depths, loss of attachment, and bleeding on probing, continue after comprehensive mechanical therapy.
A dysbiotic inflammatory condition with negative effects on overall health is periodontitis. Insights into the formation and stability of dysbiotic oral microbial populations, which can mediate inflammatory disease at both local and remote locales, have been revealed by recent investigations. The mechanisms of microbial immune subversion that tip the scales from homeostasis to illness in oral or extraoral locales are discussed in this review.
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FILL THE BLANK. some readers could use a morphological strategy to figure out new words but they don't. this may be because of the _____ _____ that morphological processing requires.
Some readers could use a morphological strategy to figure out new words but they don't. This may be because of the cognitive effort that morphological processing requires. Morphological processing involves analyzing the internal structure of words to determine their meaning.
This can be a complex task, especially when dealing with unfamiliar words or those with multiple morphemes. It requires readers to identify and separate morphemes, and then combine them to determine the word's meaning. This can be a time-consuming process and may require additional cognitive resources. Therefore, readers may choose to rely on other strategies, such as contextual clues or word roots, which may be less cognitively demanding. However, using a morphological strategy can be an effective way to expand one's vocabulary and improve reading comprehension.
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How is the rate of diffusion affected by:
(a) Temperature?
(c) Surface area to volume ratio?
The following experiment was set up to
Answer:
a
Explanation:
dahil blahnik balh hahahahahahahahaha iyut lang yan
Why were victory gardens so important?
Victory gardens were an essential part of the war effort during World War II and hence was important.
These gardens allowed citizens to grow their own fruits and vegetables, which helped to reduce grocery costs and boost morale.
Not only did they provide a much-needed nutritional supplement, but they also helped relieve pressure on the country's food supply by allowing individuals to contribute to the war effort.
Victory gardens were important because they allowed citizens to play an active role in their own wartime security and gave them a sense of pride and ownership in their country's victory. In addition, these gardens provided a crucial food source that not only saved money but also aided in the conservation of resources.
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what is the name of the first stage of cellular respiration?
Answer:
The first stage of cellular respiration, called glycolysis, takes place in the cytoplasm.
Explanation:
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Help please asap ill give you brainlest
Natural selection leads organisms to become adapted to their environment over time. Using concept of natural selection, explain how the giraffe most likely came to have such a long neck.
Answer: To be able to reach the food they need.
Explanation: Giraffes feed off of high trees. In order to get that food, they were forced to naturally adapt to the height of the trees. Natural selection is a process where organisms that are better adapted to an environment will survive and reproduce. This means that the advantageous alleles of this variant organism are passed on to offspring. Over many generations, the process of natural selection leads to evolution occurring.
DNA and histone proteins are the fundamental parts of a ___________.
isotosome
chromosome
lysosome
DNA and histone proteins are the fundamental parts of a chromosome.
______ include everything that is useful as a productive input in its natural state, such as land, forests, mineral and oil deposits, and water .
The term you are referring to is "natural resources." Natural resources encompass all the elements and materials present in the environment that are considered valuable and useful for human activities. They include everything that is available in its natural state and can be used as productive inputs for various purposes.
Natural resources can be classified into different categories based on their origin and characteristics. Here are some examples:
1. Land and Soil: Land provides a physical space for human activities and supports various ecosystems. It includes arable land for agriculture, forests, grasslands, and other terrestrial environments. Soil, a crucial component of land, is essential for plant growth and agriculture.
2. Water Resources: Water is a vital natural resource, necessary for drinking, irrigation, industrial processes, and the functioning of ecosystems. It includes freshwater sources such as rivers, lakes, and groundwater.
3. Mineral and Energy Resources: This category includes minerals, ores, fossil fuels, and other energy sources. Examples include coal, oil, natural gas, uranium, iron ore, copper, gold, and various other minerals that are extracted and used in industries.
4. Forests and Biodiversity: Forests are rich sources of timber, wood products, and non-timber forest products. They also provide habitat for numerous species and play a crucial role in carbon sequestration and climate regulation.
5. Air and Atmosphere: While not typically thought of as a resource, the atmosphere provides essential gases, such as oxygen and nitrogen, necessary for life. It is also affected by human activities and is a vital component in climate regulation.
Natural resources are essential for sustaining human life and supporting economic activities. However, their availability and distribution are not uniform globally, leading to challenges in resource management, conservation, and equitable access. Responsible and sustainable use of natural resources is crucial to ensure their long-term availability and to mitigate negative environmental impacts.
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What is the longest a tornado has stayed on the ground?
Answer:
3 1/2 hrs
Explanation:
yassssssssssssss
The group of cells in the hypothalamus that is stimulated by food intake is known as the ________ center.
A) eating
B) satiety
C) basal
D) energy
The group of cells in the hypothalamus that is stimulated by food intake is known as the eating center. The correct option is A) eating.
The hypothalamus is a part of the brain that links the nervous system to the endocrine system through the pituitary gland. The hypothalamus contains various nuclei that regulate a variety of physiological and behavioral processes, including the regulation of appetite and energy expenditure.
There are two types of nuclei present in the hypothalamus; one is the hunger (feeding) center, and the other is the satiety center. Hunger refers to the desire to consume food, while satiety refers to the sensation of being full or satisfied after eating. The hunger center is responsible for stimulating food intake, while the satiety center is responsible for suppressing food intake.
The hypothalamus, which is the area of the brain that regulates eating and drinking, is stimulated when the body requires food. Hormonal changes signal the hypothalamus to increase or decrease appetite, depending on the body's needs. Eating too much or too little can lead to hormonal imbalances, resulting in obesity or anorexia.
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WILL GIVE BRAINLIST TO BEST ANSWER
A When considering two traits, independent assortment means that you need to consider 4 possible gametes.
Finish filling in the possible gametes of each parent.
There are 4 possible gametes for each parent when considering two independent traits.
What is independent assortment in genetics?Independent assortment is a principle in genetics that states that alleles for different genes are inherited independently of each other, meaning that the inheritance of one trait does not affect the inheritance of another trait.
How many possible gamete combinations can result from independent assortment of two traits?The independent assortment of two traits can result in 4 possible gamete combinations for each parent, which can then combine in various ways to produce a total of 16 possible offspring genotypes.
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What determines the effect of a mutation?
Answer:
Mutations are caused by environmental factors known as mutagens.
Explanation:
Click and drag each hormone or description Into the appropriate category to identify which organ secretest. Secretes natriuretic peptide to lower blood pressure Secretes peptide YY, a hormone that suppresses the appetite Secretes angiotensinogen and erythropoietin Secretes gastrin, which stimulates Secretes leptin, which has long term appetite-regulating affects Secretes a hormone that stimulates the pancreas and adipose tissue Adipose Tissue Secretes leptin, which has long- term appetite-regulating affects Heart Secretes angiotensinogen and erythropoietin Intestines Stomach Secretes gastrin, which stimulates hydrochloric acid production Osseous Tissue Liver
Adipose Tissue - Secretes leptin, which has long-term appetite-regulating effects. Heart - Secretes natriuretic peptide to lower blood pressure.
Intestines - Secretes peptide YY, a hormone that suppresses the appetite. Liver - Secretes angiotensinogen.
Osseous Tissue - Secretes erythropoietin. Stomach - Secretes gastrin, which stimulates hydrochloric acid production.
Pancreas - Secretes a hormone that stimulates the pancreas and adipose tissue (not listed as an option in the question, but likely referring to insulin).
Leptin, a hormone that plays a role in regulating appetite and energy balance, is secreted by adipose tissue. Natriuretic peptide, which the heart secretes and which aids in lowering blood pressure and regulating fluid balance in the body. Peptide YY, a hormone that aids in controlling digestion and suppressing hunger, is secreted by the intestines. In order to aid in digestion, the stomach secretes gastrin, a hormone that increases the synthesis of hydrochloric acid. Both erythropoietin, a hormone involved in producing red blood cells, and angiotensinogen, a precursor to angiotensin, which regulates blood pressure, are secreted by the liver. It is likely referring to osteocalcin, a hormone involved in glucose metabolism and fat management, when it is said that osseous tissue (bone) secretes a hormone that activates the pancreas and adipose tissue.
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a color-blind woman and a man with normal vision have three sons and six daughters. all the sons are color-blind. five of the daughters have normal vision, but one of them is color-blind. the color-blind daughter is 16 years old, is short for her age, and has not undergone puberty. explain how this girl inherited her color blindness.
As a result, she's a "carrier" of color blindness but does not experience it. She is short for her age and has not undergone puberty because those characteristics are not linked to color blindness.
A color-blind woman and a man with normal vision have three sons and six daughters. All the sons are color-blind. Five of the daughters have normal vision, but one of them is color-blind. The color-blind daughter is 16 years old, is short for her age, and has not undergone puberty. Explain how this girl inherited her color blindness. The phenomenon of inheriting color blindness is linked to the sex chromosomes of an individual, rather than the non-sex chromosomes. The gene that is in charge of our color vision is located on the X chromosome, so when males inherit this gene, they do not have a second X chromosome to compensate for it, as females do.
The color-blind daughter of the color-blind woman and the normal-vision man inherited her color blindness in the following way: She inherited the gene for color blindness from her mother, who is color-blind since it is on the X chromosome. She inherited an X chromosome from her mother and an X chromosome from her father. She got a "normal vision" gene from her father's X chromosome and a "color-blind" gene from her mother's X chromosome because her mother has one X chromosome carrying a color-blind gene. She has the X chromosome with the color-blindness gene and the X chromosome with the normal vision gene.
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What is evolutionary biology's explanation for dreams?
Evolutionary biology does not offer a specific explanation for the purpose of dreams, as it is a complex and multifaceted phenomenon that involves multiple cognitive and neurological processes. However, some researchers have suggested that dreaming may have evolved as a way for the brain to process and consolidate memories, regulate emotions, and simulate potential future scenarios.
Additionally, some theories propose that dreaming may have served an adaptive function in our evolutionary past by allowing us to practice and prepare for dangerous or challenging situations. However, the exact purpose and function of dreams remains a topic of ongoing scientific debate and investigation. Evolutionary biology is the study of the evolution of living organisms, including their genetic and phenotypic changes over time, and the mechanisms that drive these changes. It seeks to explain how organisms have evolved and adapted to their environments, and how they continue to do so. Evolutionary biology incorporates concepts and principles from genetics, ecology, physiology, and other fields to understand the patterns and processes of evolution. It is a broad and diverse field with applications in many areas, including medicine, conservation, and agriculture.
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22. discuss the effects of the following on coagulation testing a. a clot in the specimen: b. a moderate to grossly hemolyzed specimen: c. a lipemic specimen: d. a tube that is underfilled: e. a tube that is overfilled:
Coagulation testing is an important part of diagnosing and monitoring a patient’s health. However, there are a few sample conditions that can adversely affect the results of these tests.
a. A clot in the specimen can cause the sample to be unsuitable for testing and lead to inaccurate results.
b. A moderate to grossly hemolyzed specimen can also give off false results due to the presence of Hemoglobin, which interferes with the testing.
c. A lipemic specimen can be a result of high levels of triglycerides and lipids, which can also lead to inaccurate results.
d.e. An underfilled or overfilled tube can also interfere with the results, as the volume of the sample affects the accuracy of the test.
It is important to understand the potential effects of these sample conditions on coagulation testing in order to ensure accurate results.
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25 Points Help Me I need help yeah yeah yeah yeah y
mass :kg
gravity: m/s
force: n
work/energy: J
power: W
Answer:
mass :kg
gravity: m/s
force: n
work/energy: J
power: W
Explanation:
What is the difference between adrenergic vs cholinergic?
Adrenergic and cholinergic are terms used to describe two different types of neurotransmitters and receptors in the nervous system.
Adrenergic refers to the neurotransmitter called epinephrine (also known as adrenaline) and norepinephrine (noradrenaline), which are released by the sympathetic nervous system. These neurotransmitters bind to adrenergic receptors, which are located on many different types of cells throughout the body. Adrenergic receptors are classified into two main types: alpha-adrenergic receptors and beta-adrenergic receptors. When these receptors are stimulated by epinephrine or norepinephrine, they can cause various physiological responses, including increased heart rate, blood pressure, and respiration, as well as increased glucose release from the liver. Cholinergic, on the other hand, refers to the neurotransmitter called acetylcholine, which is released by the parasympathetic nervous system and some neurons in the central nervous system. Cholinergic neurotransmission is involved in many physiological processes, including muscle contraction, heart rate regulation, and memory formation. In summary, adrenergic and cholinergic refer to different types of neurotransmitters and their respective receptors, which play important roles in regulating various physiological processes in the body.
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Which of the following best describes the term of crossover? A. An exchange of information between two homologous chromosomes B. A molecular interaction between sister chromatids C. A molecular interaction between two non-sister chromatids D. A separation of two sister chromatids
I'm guessing A, I hope that helps.
QUESTION 1 Exercise 11.10. Butterflies. Alice, Bob, and Charlotte are looking for butterflies. They look in three separate parts of a field, so that their probabilities of success do not affect each other. • Alice finds 1 butterfly with probability 17%, and otherwise does not find one • Bob finds 1 butterfly with probability 25%, and otherwise does not find one • Charlotte finds 1 butterfly with probability 45%, and otherwise does not find one Let X be the number of butterflies that they find altogether. Write X as the sum of three indicator random variables, X1, X2, X3 that indicate whether Alice, Bob, Charlotte (respectively) found a butterfly. Then X= X1+X2 +X3. Find the expected value of X by finding the expected value of the sum of the indicator random variables. Your answer will have two decimal places. **This is a straight forward expected value of a sum of random variables, nothing fancy here! QUESTION 2 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The first step is to find the expected value of getting the first head. Is this like Example 11.10, sampling without replacement, OR like Example 11.11, sampling with replacement? O A. Example 11.10, sampling without replacement O B. Example 11.11, sampling with replacement QUESTION 3 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The first step is to find the expected value of getting the first head. What is the expected value of getting the first head? This will be an integer answer. QUESTION 4 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The next step is to find the expected value of getting the second head. Because this is identical to finding the expected number of rolls for the first head (independent events), we just multiply the first head's expected value by 2. This will be an integer answer. QUESTION 5 Exercise 11.17 (a). Waiting for favorite song. Michael puts his iTunes on shuffle mode where songs are not allowed to be replayed. He has 2,781 songs saved on iTunes, and exactly one of these is his favorite. How many songs is he expected to have to listen to until his very favorite song comes up? Is this like Example 11.10, sampling without replacement, OR like Example 11.11, sampling with replacement? A. Example 11.11, sampling with replacement B. Example 11.10, sampling without replacement
In Exercise 11.10, the expected value of the number of butterflies found by Alice, Bob, and Charlotte is obtained by finding the expected value of the sum of three indicator random variables.
In Exercise 11.16, the expected value of the number of flips needed to get the second head in a coin flipping experiment is determined. These exercises involve different scenarios of sampling with and without replacement.
In Exercise 11.10, the expected value of X, the total number of butterflies found, is found by calculating the expected value of each indicator random variable (X1, X2, X3) representing whether Alice, Bob, and Charlotte found a butterfly, respectively.
The expected value of each indicator variable can be obtained by multiplying the probability of success (finding a butterfly) by 1 and the probability of failure (not finding a butterfly) by 0. Then, the expected value of X is calculated as the sum of the expected values of the indicator variables.
In Exercise 11.16, the expected value of X, the number of flips needed to get the second head, is determined. To find this value, we first need to find the expected value of getting the first head. This scenario is similar to Example 11.11, which involves sampling with replacement.
Each coin flip is an independent event, and the probability of getting a head is constant at 0.5.
Therefore, the expected value of getting the first head is 1/p, where p is the probability of success (0.5 in this case).
In Exercise 11.17 (a), the scenario of waiting for a favorite song in Michael's iTunes playlist involves sampling without replacement. Each song played is not replayed, and there is only one favorite song among the total number of songs.
Therefore, this scenario is similar to Example 11.10, sampling without replacement.
To find the expected number of songs Michael needs to listen to until his favorite song comes up, the formula for sampling without replacement is used, which is the reciprocal of the probability of selecting the favorite song at each step.
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which best describes the homes in which peasants lived?
Answer:With more money, peasants were able to afford better housing and many now lived in wattle and daub houses. Wattle and Daub houses were taller and wider than the simple stick and straw houses. They also offered better protection from the weather.
Explanation:
Which statement is MOST accurate about fossilization? *
A. Larger animals always fossilize, but plants and small organisms rarely because they have less hard tissue.
B. Any organism may fossilize, even bacteria or sponges, and both hard and soft tissues may leave a record.
C. Only animals with hard structures fossilize because soft tissues do not leave a fossil record.
D. Only vertebrates fossilize because soft tissues do not leave a fossil record.
Answer:
hindi ko po alam
Explanation:
ang sagut
If you treat a developing embryo with a toxin that completely inhibits the formation of neuromuscular junctions you would expect?
If a developing embryo is treated with a toxin that completely inhibits the formation of neuromuscular junctions, one would expect severe impairments in muscle function and movement.
This would result in significant motor deficits, including the inability to perform coordinated movements and muscle contractions. Neuromuscular junctions are essential for the communication between motor neurons and muscle fibers, enabling the transmission of nerve impulses and subsequent muscle contraction. If the formation of neuromuscular junctions is completely inhibited, the signals from motor neurons would not reach the muscles, leading to a loss of muscle function. This would result in severe motor impairments, including muscle weakness, reduced muscle tone, and difficulties in voluntary movements. The affected individual may experience challenges in basic functions such as walking, grasping objects, and even breathing, depending on the extent of the toxin's effect.
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The basic pattern of blood flow from the lungs to the rest of the body is:
pulmonary vein; left ventricle; left atrium; vena cava.
O pulmonary artery; left atrium; left ventricle; aorta.
O vena cava; aorta; right ventricle; right atrium.
O pulmonary vein; left atrium; left ventricle; aorta.
Answer: pulmonary vein; left atrium; left ventricle; aorta
Explanation: I just did this question in the final exam of A&P and it was correct, hope this helps:)
The basic pattern of blood flow from the lungs to the rest of the body is: pulmonary vein; left atrium; left ventricle; aorta. The option (B) is correct.
What are pulmonary vessels?Pulmonary veins are blood vessels that carry oxygen-rich blood from your lungs to your heart. Your pulmonary veins are part of your body's pulmonary circuit. This is a system of blood vessels that moves blood between your heart and your lungs. This circuit also includes your pulmonary arteries.
For the exchange of gases to occur effectively, the lungs require a dual vascular supply known as pulmonary and systemic circulations. The pulmonary circulation is responsible for bringing deoxygenated blood from the body to the lungs for gaseous exchange and then returning oxygenated blood to the heart.
There are 4 total pulmonary veins—with 2 pulmonary veins coming from each lung, left and right—that empty into the left atrium of the heart.
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PLS HELP!!!!
Can you describe a frogs metamorphosis, including whether it is complete or incomplete
Explanation:
Frog undergoes a complete metamorphosis. It includes the egg, tadpole, froglet and then adult frog stages. In complete metamorphosis the hatchling does not resemble the parent and changes as it grows to be an adult.
During metamorphosis the tadpole will develop back legs first, then front legs. Around 6 weeks of life the mouth starts to widen. Sometime around 10 weeks the froglet’s, as it is now called, eyes start to bulge out and the tail begins to shrink and eventually disappear. When the lungs finish developing the froglet makes it’s way onto the land and, Ta-da! It’s a frog!
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buony
4. A sample of wood found in an ancient tomb contains 25% of its original carbon-14. The age of this
wood sample is approximately?
How can some large molecules and charged ions get through the cell membrane?
Answer:
In cells, some molecules can move down their concentration gradients by crossing the lipid portion of the membrane directly, while others must pass through membrane proteins in a process called facilitated diffusion.
Some large molecules and charged ions get through the cell membrane as
a result of osmosis, diffusion, facilitated diffusion etc.
Molecules get through the cell membrane through diffusion which is the
movement of substances from a region of higher concentration to a region
of lower concentration.
Facilitated diffusion is the same with diffusion but it makes use of a
substance for transport.
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A grower primarily involved in germination and early development of seedlings would be considered to be in the
______ business.
Answer: germination business? I may be wrong but are there any options?
Answer:
Explanation:
Propagation
**Answer correct on quiz