Answer:
D. lipid
Explanation:
i hope this helped
What is responsible for moving things through the cell, as well as the cell itself?
The structure responsible for moving things through the cell, as well as the cell itself, is the cytoskeleton. It is a network of protein filaments that provides structural support, maintains cell shape, and enables cell movement and the transport of materials within the cell.
The cytoskeleton is responsible for moving things through the cell, as well as the cell itself. It is a network of protein filaments that provide structural support, shape, and organization to the cell. The cytoskeleton is also involved in a variety of cellular processes, including cell division, movement, and intracellular transport.
There are three main types of cytoskeletal filaments: microfilaments, intermediate filaments, and microtubules, each with specific functions in the cell. Microfilaments, made of the protein actin, are responsible for cell movement and support. Intermediate filaments provide mechanical strength and stability to the cell, while microtubules, made of the protein tubulin, are responsible for intracellular transport and cell division.
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Complete each statement below to correctly describe the elements of examination.
A patient arrives in the doctor's office complaining of pain in the chest. The physician would likely begin the physical evaluation by visually inspecting the symptomatic regions.
Following the initial visual inspection, the physician might then begin the process of palpation by touching and feeling the ribs and intercostal muscles as well as adjacent areas for signs of abnormality.
In some cases, procedure would require auscultation, using a stethoscope placed over the chest and back in order to magnify the internal sounds of respiration.
Additional insight can be gained regarding deviation from normalcy of elasticity and compliance through percussion, or tapping on the structures of the body
The elements of the examination are:
A patient arrives in the doctor's office complaining of pain in the chest. The physician would likely begin the physical evaluation by visually inspecting the symptomatic regions - visual inspection.
Following the initial visual inspection, the physician might then begin the process of palpation by touching and feeling the ribs and intercostal muscles as well as adjacent areas for signs of abnormality - palpation.
In some cases, procedure would require auscultation, using a stethoscope placed over the chest and back in order to magnify the internal sounds of respiration - auscultation.
Additional insight can be gained regarding deviation from normalcy of elasticity and compliance through percussion, or tapping on the structures of the body- percussion.
The elements of examination include visual inspection, palpation, auscultation, and percussion. These techniques are used by physicians to evaluate a patient's symptoms and identify any abnormalities or deviations from normalcy. Visual inspection involves looking at the symptomatic regions, while palpation involves feeling the ribs, intercostal muscles, and adjacent areas for signs of abnormality. Auscultation uses a stethoscope to magnify internal sounds of respiration, and percussion involves tapping on the structures of the body to evaluate elasticity and compliance. All of these elements together help the physician to arrive at an accurate diagnosis and provide appropriate treatment.
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which one of the following characteristics or components is shared by both skeletal muscle and smooth muscle in adult mammals? a. ca2 ions are released from the sarcoplasmic reticulum by ip3 binding to ip3 receptors. b. histamine, acting as a paracrine hormone, causes muscle cells to contract. c. muscle cells are innervated by sympathetic and parasympathetic axons. d. nitric oxide, acting as a paracrine hormone, causes muscle cells to relax. e. thick and thin filaments are arranged in aligned sarcomeres. f. via gap junctions, there is electrical coupling between cells. g. there are voltage-gated ca2 channels in the sarcolemma. h. stretching an isolated muscle cell can trigger contraction. i. cross-bridges can exist in a catch state. j. muscle cells contain tropomyosin.
The correct answer is d. Nitric oxide, acting as a paracrine hormone, causes muscle cells to relax.
This characteristic is shared by both skeletal muscle and smooth muscle in adult mammals. Nitric oxide is a signaling molecule that is produced by various cells, including endothelial cells and neurons. It functions as a vasodilator and also relaxes smooth muscle cells, which helps to regulate blood flow and blood pressure.
In skeletal muscle, nitric oxide is produced by the endothelial cells that line the blood vessels and diffuses into the muscle cells to cause vasodilation and increased blood flow during exercise.
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please answer this my friend needs help and I want to help her
Answer:
d
Explanation:
Give 2 examples of things that move but are
not alive.
Cars
Answer:
Cars,Plans,Doors,Ships,Trains,Rocking chair,
Hope this helps! :)
How does the enzyme RNA polymerase know where to start and stop transcription?
RNA polymerase initiates transcription by recognizing and binding to specific DNA sequences called promoters, which are located upstream of the gene being transcribed.
The enzyme then unwinds the DNA double helix and begins synthesizing an RNA molecule using the DNA template strand. RNA polymerase continues elongating the RNA transcript until it reaches a specific DNA sequence called a terminator, which signals the enzyme to stop transcription and release the newly synthesized RNA molecule. The process of transcription is a highly regulated and complex process that plays a critical role in gene expression and cellular function.
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Which statement best describes a property of water?
A. Liquid water holds its shape
B. Water changes to a gas as it boils
C. Ice becomes a liquid when it freezes
D. Solid ice changes shape with its container
So imma gonna go with B cuz it sounds like a property
His prediction was that Penicillium produced a chemical, penicillin that affects the growth of bacteria. How did Fleming test his hypothesis?
The hypothesis of Alexander Fleming was that Penicillium produced a chemical called penicillin that affects the growth of bacteria. He tested this hypothesis in the following way:To test his hypothesis, Alexander Fleming took a culture of staphylococci bacteria and grew it in a Petri dish.
Once the bacteria had grown, he applied a bit of mold from a contaminated laboratory dish to the dish with the bacteria. After a while, he found that the bacteria in the area surrounding the mold was dead and did not grow again. However, the bacteria in other areas of the dish where there was no mold continued to grow as usual. After many trials, he concluded that the mold had released a substance that stopped the growth of the bacteria and named it penicillin.
Thus, Alexander Fleming tested his hypothesis by growing staphylococci bacteria in a Petri dish and applying mold from a contaminated laboratory dish to the dish with the bacteria. The bacteria in the area surrounding the mold died while the bacteria in other areas continued to grow.
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Which molecules have been synthesized in experiments similar to the ones performed by miller and urey?.
Amino acids are the chemicals that have been created in studies comparable to those carried out by Miller and Urey.
Harold C. Urey and Stanley L. Miller conducted an experiment to explain the beginning of life on Earth. They thought that the inorganic minerals that made up the early earth's environment may have created amino acids. They used the gases that the two biologists' thought were in the early earth's atmosphere: methane, water, hydrogen, and ammonia. The chemicals were cycled inside the system in sterile glass flasks and tubes that were connected in a loop.
The experiment fell short of explaining how proteins were in charge of creating amino acids. Some scientists disagree, claiming that the gases utilised by Miller and Urey are not as plentiful as the experiment indicates. They believed that the atmosphere is made up of gases like oxygen, nitrogen, and carbon dioxide that are emitted during volcanic eruptions. The outcomes are therefore unreliable.
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What does it mean to maintain homeostasis?
Explain two ways your body responds during exercise and how each of these responses helps maintain homeostasis.
Example: When you exercise your _____________________ increases/decreases. This helps your body maintain homeostasis by __________________________
Answer:
When you exercise, you sweat, which allows your body to cool down.
The blood pressure also increases, allowing more blood to pump, to obtain more oxygen for respiration.
Why is taq dna polymerase used in pcr reactions rather than a normal dna polymerase?.
Explanation:
'Taq polymerase ' is thermostable DNA polymerase, a great resistant enzyme isolated from the bacterium Thermus aquatics.
A major limitations of early PCR method was that fresh DNA polymerase has to be added during every cycle and this repetitive step was not just tested but also greatly increased the likelihood of error.
Thermus aquatics is a thermophilic bacterium that can survive temperature up to 95°C so by using Taq polymerase in PCR technique eliminated the need to add fresh polymerase during every cycle.
In a rainforest, there are trees of different sizes as shown in the figure below.
The trees in the UNDERGROWTH layer will probably face competition for which of the following resources?
a. Air
b. Water
c. Animals
d. Sunlight
Explain why most parasites do not kill their host. Why is it in their own best interest to keep their host alive?
Answer:
Most parasites do not kill their host because their survival depends on the host's survival. The host provides the parasite with a habitat and a source of nutrients, which the parasite cannot obtain on its own. If the parasite kills the host, it will lose its source of food and shelter, which will ultimately lead to its own death. Therefore, it is in the parasite's own best interest to keep the host alive as long as possible to ensure its own survival.
Additionally, killing the host too quickly may also reduce the chances of transmission of the parasite to other potential hosts. If the host dies too quickly or its behavior changes too dramatically due to infection, other potential hosts may be alerted to the presence of the parasite and take measures to avoid infection. So, by keeping the host alive, the parasite increases the chances of its own transmission to other hosts.
Overall, while parasites may cause harm to their host, it is usually not in their best interest to kill them. They have evolved to coexist with their host in a way that maximizes their own chances of survival and transmission.
If several highly educated scientists all study the same scientific data, which of the following is most likely to explain why they may all have different conclusions?
If several highly educated scientists all study the same scientific data, then they may have different conclusions because of the following factors:
Interpretation of data: Each scientist may have a different interpretation of the data, leading to different conclusions. This is because interpreting data involves the use of subjective judgment and prior experiences with similar data.
Personal biases: Personal biases may also affect the conclusions drawn from the scientific data. Personal biases refer to a scientist's preconceived ideas or prejudices that can influence their interpretation of the data. This can affect their ability to draw an objective conclusion.
Overemphasis of certain aspects: The overemphasis of certain aspects of the data or leaving out of certain details can result in different conclusions among scientists. Scientists may focus on different aspects of the data, leading to different conclusions.
Experimental setup and procedure: The experimental setup and procedure can also have an impact on the conclusions drawn from the data. If there are variations in the experimental setup or procedure, it can lead to different conclusions among scientists.
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Gymnosperms are typically
found in what type of
environment?
A. warm tropical environments
B. cold climates
C. dry, warm, nutrient-poor ecosystems
Answer:
the answer is B.
Explanation:
I had the same exact question
Gymnosperms are typically found in the cold climate of Option B, such as pines, and their leaves and other cellular functions are adapted to survive in such an environment.
What are the adaptations of the gymnosperms?Gymnosperms are a group of plants such as conifers, cycads, ginkgoes, etc that are adapted to a wide range of environments and climates and can be found in a large range of areas but are well-suited to environments that are dry or cold, as they are able to survive prolonged drought and are resistant to low temperatures, and they have adaptations such as thick, waxy cuticles, which help to prevent water loss, etc.
Hence, gymnosperms are typically found in the cold climate of Option B, such as pines, and their leaves and other cellular functions are adapted to survive in such an environment.
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What is the major difference between an endospore of a bacterium and an exospore of a fungus? 27 Answers AD A Fungal exospores are not for reproduction B Endospore of bacteria are dormant forms which are highly resistant too C Endospores are developed in all bacteria but not all fungi form exospores D Endospores are formed as a mean of reproduction in bacteri
The major difference between an endospore of a bacterium and an exospore of a fungus is that B, endospores are dormant forms which are highly resistant to environmental stresses, while exospores are not.
What are endospore and exospores?Endospores are formed by some bacteria, such as Bacillus anthracis, as a means of survival in harsh environments. They are metabolically inactive and can withstand extreme temperatures, radiation, and chemicals. When conditions improve, the endospore can germinate and the bacterium can resume its normal life cycle.
Exospores are formed by some fungi, such as actinomycetes. They are not as resistant to environmental stresses as endospores, but they can help the fungus to disperse and colonize new areas.
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Which best matches a type of genetic material with its description?
A.Nucleotides form a helical structure that is called a gene.
B.Genes combine to form structures called nucleotides.
C.Chromosomes create genes.
D.DNA is located in the nucleus.
Answer: C - Chromosomes create genes
Explanation: took the test 100%
Answer: chromosomes create genes
Explanation:
It’s c
A reptile's body temperature is always the same as that of its surroundings because...
Use the following DNA sequences and transcribe each into mRNA.
ATACCGATACGGACT
TCATCGGATACGCGC
CGGATCCAGTCACTA
1. UAUGGCUAUGCCUGA
2. AGUGCCUAUGCGCG
3. GCCUAGGUCAGUGAU
What are the examples of aerial stem modification.
Answer:
Subaerial stems are the stems that do not rise up but grow just above the ground. As a type of asexual propagation, these subaerial stolons, also called runners, often develop roots and leaves from their nodes. Some pond plants have subaerial leaves as well as submerged leaves (water plantain, flowering rush)
define holozoic Nutrition !!
Answer:
Is the type of heterotrophic nutrition that is characterized by the internalization and internal processing of liquid or solid food particles.
Hartwell and colleagues used the yeast Saccharomyces cerevisiae to examine the cell cycle. However, most cell cycle mutants are lethal. How did the researchers get around this problem in their experiments
To get around the problem of lethal cell cycle mutants, Hartwell and his colleagues developed temperature-sensitive mutants, which are able to grow normally at one temperature but are lethal at a higher temperature.
By growing the yeast at the lower temperature, they were able to isolate and study the mutant cells before shifting to the higher temperature to induce cell cycle arrest. This approach allowed them to identify key genes involved in the cell cycle, as well as the proteins that regulate them.
The use of temperature-sensitive mutants enabled them to study the effects of mutations on the cell cycle without killing the cells, which was critical for understanding the complex mechanisms that control the cell cycle.
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This is a picture of sucrose, a disaccharide, a molecule composed of two monosaccharides glucose and fructose What kind of bond is indicated by
the "Y" which connects the two sugar molecules?
The kind of bond indicated by the "Y" which connects the two sugar molecules in sucrose, a disaccharide, a molecule composed of two monosaccharides glucose and fructose, is known as a glycosidic bond.
What is a glycosidic bond?A sort of covalent bond known as a glycosidic bond or glycosidic linkage connects a molecule of carbohydrates to another group, which may or may not be another molecule of carbohydrates. The hydroxyl group of a molecule, such as alcohol, and the hemiacetal or hemiketal group of a saccharide, respectively, form a glycosidic link.
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La retina refracta la imagen y el cerebro la interpreta y la voltea?
Answer: a
Explanation: just did it on edg
Giving Brainliest! Which two fluxes are apparent in vegetated systems of the hydrological cycle?
A) interception and precipitation
B) interception and evaporation
C) precipitation and runoff
D) deposition and evaporation
Answer:
Explanation:
Hydrologic cycle is the undertaking of water among the basins of atmosphere, land and ocean. Water from the ocean enters the atmosphere through evaporation. And the sun helps in the evaporation of water and transpiration form the plants. As soon as it is contained in the atmosphere, the water vapor collects more water vapor, then forming dark clouds. When all water vapor form the ocean is collected, the high pressure allows the water vapor to condense and form rain, then condensation occurs. The soil in most lands collects water from rain and they are held by chemical forces and gravitational surface tension. Then the process is repeated.
Which biome is found at the equator on every continent? A. Tropical Rainforests B. taiga/coniferous forests D. Mediterranean/chaparral
D.
Mediterranean/chaparral
genetic engineering is the process of changing the DNA in living organisms to create something new. It involves artificial manipulation, modification, and recombination of DNA or other nucleic acid molecules in order to modify an organism or population of organisms. Recombinant DNA technology has applications in various area like medicine, industrial, agricultural, and other fields that are essential in improving live. From what you have learned in the previous lesson, guess the mystery words based on the descriptions given by filling up the missing letters.
Genetic engineering is the artificial manipulation, modification, and recombination of DNA or other nucleic acid molecules in order to modify an organism or population of organisms.
The process of genetic engineering involves modifying DNA, which is a complex molecule that contains the genetic information of an organism. It is responsible for determining an organism's physical characteristics and traits, such as eye color, height, and susceptibility to certain diseases. Genes are segments of DNA that carry instructions for making specific proteins, which are essential to the functioning of cells.
Genetic engineering allows scientists to modify genes in order to produce organisms with desired traits or to correct genetic defects. Recombinant DNA technology, which involves combining DNA from different sources, has numerous applications in medicine, including the production of recombinant proteins used in the treatment of diseases such as diabetes and cancer.
In conclusion, genetic engineering has the potential to revolutionize many aspects of our lives, from medicine to agriculture to industry. It is a powerful tool that has both benefits and risks, and it is important to use it responsibly and ethically.
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By the end of the second trimester of pregnancy,
A.
all a human's body parts have been formed.
B.
a human's brain has not yet formed.
C.
a human's brain has not yet begun to function.
D.
all a human's body parts are fully developed.
Answer:
D
Explanation:
The baby is done growing and body parts are fully developed.
Answer:
Option C
cacause the fetus will be 13-16 inches longer and weight will be3 -5 pounds
Explanation:
25% of the offspring are ________ purple and 25% of the offspring are _pp___ white. 50% of the offspring are _____PP__ purple.
Answer:Pp
Explanation: the only possible answer is Pp when looking at the other phenotypes presented.
In 1927, a little-known Belgian priest named Georges Lemaître was the first to propose an expanding universe, based on Einstein’s theory of general relativity. Two years later, Edwin Hubble published a scatterplot of recessional velocity vs. galactic distance, shown above in the Velocity-Distance Relationship among Extra-Galactic Nebulae. This was the first observational evidence to support the hypothesis that grew into the Big Bang theory.
Describe how the evidence you have gathered in this Gizmo demonstrates that the universe is expanding and helps to confirm the Big Bang theory.
Explanation:
The evidence that I've gathered from the widget that demonstrates that the universe is expanding is that galaxies and other celestial objects are moving away from each other, which is also one of the evidence of the big bang theory where the celestial objects are scattered in the universe because of an explosion that supports the idea of the big bang.