What type of research method would best answer the question “How many rivers in Florida have nitrate pollution in them?”
Answers
Answer:
Field study
Explanation:
I took the quiz and got it right. Hope this helps :)
The type of research method that would best answer the given question is field study. The correct option is C.
What is field study?Field studies are research activities that take place outside of your office or lab, in the context of the user.
There are numerous field-study methods and activities to choose from. Field studies also differ significantly in terms of how the researcher interacts (or does not interact) with participants.
Field research is a qualitative research method that involves observing and interacting with people in their natural settings in order to understand and interpret the social interactions of groups of people, communities, and society.
Field studies provide students with first-hand experiences that promote critical thinking, long-term retention, transferability, positive attitudes toward science, appreciation for nature, and increased scientific curiosity.
Field study is the type of research method that would best answer the given question "How many rivers in Florida have nitrate pollution in them?”
Thus, the correct option is C.
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Your question seems incomplete, the missing options are:
A. relational study
B. cause and effect study
C. field study
Related Questions
1. Where did Rosalind Franklin go to college and what subject did she study? ____________________________________________________________________________
2. In 1951, Franklin was offered a 3 year research scholarship where? ____________________________________________________________________________
3. Franklin worked with Raymond Gosling and was able to get photos of DNA fibers. What did she conclude from these photos (two things)? ________________________________________________________________________________________________________________________________________________________
Go to the top of the website and click on James Watson's name…..
4. What book did James Watson write and when was is published?_______________________________________________________________________________________________________________________________________________
Answers
Answer:
The answers are below!
Explanation:
1. Chemistry
2. King College In London
3. In the photos she took she revealed different shapes that are in the DNA. And also two chains of nucleotide pairs that are living things.
4. He wrote " The Double Helix".
A patient presents with memory loss and partial paralysis. There is a syndrome with these symptoms. Metabolically speaking, what is the cause of this? The malfunctioning enzyme has lost affinity for a cofactor. The malfunctioning enzyme has lost affinity for its substrate. The malfunctioning enzyme is absent from the patient. The malfunctioning enzyme has gained affinity for its substrate
Answers
The cause of memory loss and partial paralysis is likely due to a syndrome. Metabolically speaking, the cause is likely that the malfunctioning enzyme has lost affinity for a cofactor. The correct answer is option a.
This can result in a decrease in the enzyme's activity, which can have detrimental effects on various metabolic pathways.
The other options presented in the question are not likely to be the cause of the syndrome.
If the enzyme has lost affinity for its substrate, it may have a decreased ability to convert the substrate to the product. However, this would not necessarily lead to the given symptoms.
If the enzyme is absent from the patient, it would result in a complete loss of activity for the enzyme, which may have more severe effects than the given symptoms. If the enzyme has gained affinity for its substrate, it may result in an increase in activity.
However, this is unlikely to be the cause of the given symptoms.
The correct answer is option a.
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Complete question
A patient presents with memory loss and partial paralysis. There is a syndrome with these symptoms. Metabolically speaking, what is the cause of this?
a. The malfunctioning enzyme has lost affinity for a cofactor.
b. The malfunctioning enzyme has lost affinity for its substrate.
c. The malfunctioning enzyme is absent from the patient.
d. The malfunctioning enzyme has gained affinity for its substrate
Look up the structure for chlorophyll b. Do you expect it to be more or less polar than chlorophyll? why?
Answers
Chlorophyll b has a similar structure to chlorophyll a, but it has a formyl group instead of a methyl group at the C-7 position of the porphyrin ring. This formyl group makes chlorophyll b slightly more polar than chlorophyll a. Additionally, chlorophyll b has a longer side chain than chlorophyll a, which also contributes to its higher polarity.
The polarity of a molecule is determined by the distribution of charges and partial charges within the molecule. In general, molecules with polar groups, such as formyl groups and longer side chains, are more polar than molecules without such groups. Therefore, we expect chlorophyll b to be more polar than chlorophyll a.
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Dna double helices are soluble in water but insoluble in alcohol. How do these physical properties reflect the chemical structure of the dna molecule?.
Answers
The structure of DNA double helices are hydrophilic due to their highly charged phosphate groups and hence are soluble in water.
DNA is highly polar because of its highly charged phosphate backbone. Water is also polar and thus dissolves DNA following the principle " like dissolves like ''. The DNA is composed of N-bases, phosphate backbone, and pentose sugar. N-bases are hydrophobic but are on the inner side of the structure.
Whereas, phosphates are hydrophilic and are on the outer side of the structure. The presence of phosphates outside the DNA structure makes it water-soluble.
In addition to this, H in water is positively charged and phosphates in DNA are negatively charged. This enables DNA to get dissolved in water. On the other hand, alcohol, being polar, reduces the affinity of hydrogen bonds with DNA, thus making it insoluble in alcohol.
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A tetrahedral die is an equilateral triangular pyramid. The base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters.
What is the surface area of the tetrahedral die to the nearest ten square millimeters?
Answers
A tetrahedral die is an equilateral triangular pyramid with the base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters has the surface area of the tetrahedral die is approximately 1350 square millimeters to the nearest ten square millimeters.
A tetrahedral die is an equilateral triangular pyramid. The base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters. What is the surface area of the tetrahedral die to the nearest ten square millimeters?Surface area of tetrahedral dieTo find the surface area of the tetrahedral die, we need to first calculate the area of the triangular faces and then add them up.
The surface area of a tetrahedral die can be calculated as follows:Surface area of a tetrahedral die = Sum of the areas of all its triangular faces.Area of an equilateral triangle. A tetrahedral die is an equilateral triangular pyramid. An equilateral triangle is a triangle where all its sides and angles are equal. The area of an equilateral triangle is given by the formula:Area of an equilateral triangle = (√3/4) * a² where a is the length of each side of the equilateral triangle. Substituting a = 26mm,Area of the equilateral triangle = (√3/4) * 26²= 338 mm².
The tetrahedral die has four equilateral triangular faces. So, its surface area can be calculated by adding the area of each triangular face. Therefore,Surface area of the tetrahedral die = 4 × area of the equilateral triangle= 4 × 338= 1352 mm²= 1.4 × 10³ mm²Therefore, the surface area of the tetrahedral die is approximately 1350 square millimeters to the nearest ten square millimeters.
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When DNA copies itself and it occurs during what
Answers
Answer:
DNA replication
Explanation:
DNA replication is the process by which DNA makes a copy of itself during cell division. ... The separation of the two single strands of DNA creates a 'Y' shape called a replication 'fork'
HELPPP ME PLEASE ILL MARK YOU AS BRAINLIEST
Why might you want to do a random sampling instead of a line transect sampling?
Answers
Answer:
Depending on the situation you would want random sampling
Explanation:
For example, all units will have an equal chance of being selected
Which of the following shows natural selection?Select one:a.A horse's parents were racers. The fastest horses are bred to produce the fastest offspring.b.Some tuna live in the Pacific Ocean. They are fast swimmers so they are likely to survive and pass on their genes.c.Some trees produce apples for baking. Seeds from the largest apples are kept to produce the next generation of trees.d.Certain rabbits are raised for fur. Rabbits with soft fur are bred with other rabbits with soft fur. They eat grain and vegetables.
Answers
Natural selection is the process in which some organisms that show better adaptation to the environment are more likely to produce an offspring. In the case of the exercise, the answer is:
b. Some tuna live in the Pacific Ocean. They are fast, so they are likely to survive and pass on their genes.
It means that as they are better adapted to that environment due to the fact they are fast swimmers, they are likely not only to survive, but to pass their genes and produce offsprings.
What could decrease the passage of oxygen into the blood vessels ?
Answers
Answer:
Increased temperature, such as from increased activity of skeletal muscle, causes the affinity of hemoglobin for oxygen to be reduced. Diseases such as sickle cell anemia and thalassemia decrease the blood's ability to deliver oxygen to tissues and its oxygen-carrying capacity.
Some of the factors that decrease the passage of oxygen into the blood vessels are:
1. Carbon dioxide levels
2. Blood pH.
3. Increase in body temperature
4. Environmental factors.
5. Diseases.
Cardiac cycle can be defined as a complete heartbeat of the mammalian heart, which typically comprises sequential alternating contraction and relaxation of the atria and ventricles, therefore causing oxygenated blood to flow unidirectionally (one direction) throughout the human body.
On a related note, pulmonary circulation transports deoxygenated blood from the right side of the mammalian heart to the lungs, where blood picks up oxygen and returns to the left side of the mammalian heart.
Generally, some of the factors that decrease the passage of oxygen into the blood vessels are:
Carbon dioxide levels: increase in the level of carbon dioxide.Blood pH: a decrease in the hydrogen ion concentration of the body.Increase in body temperature.Environmental factors: inhaling toxic chemicals.Diseases: sickle cell anemia and thalassemiaRead more: https://brainly.com/question/24307064
can solute particles pass through the membrane of a semipermeable membrane?
Answers
Answer:
No.
Explanation:
No, solute molecules are larger in comparison to solvents, so they cannot pass through the semi-permeable membrane.
Answer:
Nope Nope Nope, They cannot pass through it
Explanation:
Osmosis describes the diffusion of the solvent through a semipermeable membrane. The driving force of the solvent shift is the concentration difference of solutes in the solutions separated by the semipermeable membrane. In contrast to solvent, solutes cannot pass this barrier.
List the 5 Factors that influence Climate
Answers
+ elevation/altitude
+ temperature
+ distance from sea
+ latitude
Answer:
Latitude, Altitude, Winds, Distance from the sea, relief
Explanation:
With your fragment now in an expression plasmid, you will need to check to ensure that the fragment is in the correct reading frame from the promoter so that a functional enzyme can be made. You will utilize the polymerase chain reaction (PCR) to amplify a section of the plasmid containing your insert so that it can be sequenced. PCR uses a DNA polymerase isolated from a hyperthermophilic bacterial species to synthesize a new DNA strand off a template strand of DNA. You are supplying a template in the form of the plasmid with the inserted fragment. PCR also uses the requirement of DNA polymerase to have a pre-existing primer with an open 3' end for new strand synthesis. You will provide the primers that will bind to specific DNA sequences before and after the inserted fragment and will act as boundaries for what part of the plasmid will be amplified. The resulting short, amplified fragments will be identical in base sequence to the original plasmid templates. Once PCR amplification is complete, you will have enough template fragments to send for DNA sequencing to ensure that you have inserted the genes correctly into the plasmid. Correct insertion will result in the production of an mRNA strand that will have the first gene codon in the correct reading frame for a working enzyme to be produced. Of the following components, which ones are required for the amplification of a specific section of DNA using the polymerase chain reaction? Select all that apply.
a. DNA primers
b. RNA polymerase
c. a strand of RNA to act as a template
d. DNA polymerase that is heat stable
Answers
Answer:
The correct answer is - a. DNA primers, and d. DNA polymerase that is heat stable.
Explanation:
In Polymerase chain reaction (PCR) there are many components are required in a overall process but there is two major components that are required for amplification of a specific section of DNA:
a. DNA primers- these are short and strands or sequence of ssDNA, a pair of these sequence acts as the starting site for a new strand which is used to hybridize with the sample DNA and mark the region of the DNA of interest to be amplified.
d. DNA polymerase that is heat stable- PCR technique involves various reaction that are performed at different temperatures. A thermophilic bacteria Thermus aquaticus is used to get this heat stable enzyme, Which lives in hot springs.
Thus, the correct answer is - a. DNA primers, and d. DNA polymerase that is heat stable.
What are all the parts of the Norovirus?
Answers
Answer:Structure. Norovirus capsid has a curvilinear shape (diameter 23-37 nm) and an amorphous structure, with no outer envelope. Norovirus has linear unfractionated RNA; The major structural proteins of the virus (VP1 and VP2) are monomeric and bind to the surface of host (infected) cells.
Explanation:
What is the role of retina?
Answers
Answer:
It is where images are formed.
Explanation:
The retina has two light sensitive cells;
rods- responsible for dim light.
cones- responsible for bright light
20. Which macromolecule is structure A composed of and what is its function?
A.) Carbohydrates - makes quick energy
B.) Lipid - makos fats
C.) Nucleic acid - makes genetic material
D.) Protein- facilitates diffusion
Answers
The structure A is a PROTEIN, it is composed of amino acids and its function is to facilitate diffusion (option D).
Channels and/or carriers are specific membrane proteins that enable the movement of molecules across biological membranes.In facilitated diffusion, specific carriers enable the passage of molecules across biological membranes in favor of a concentration gradient, ie., from a region of high concentration to a region of low concentration.For example, aquaporins are membrane proteins (carriers) used by cells to allow the passage of water molecules across biological membranes.In conclusion, structure A is a PROTEIN, it is composed of amino acids and its function is to facilitate diffusion (option D).
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Hyperthyroidism: Thyroid Scan
Client must DC any _____________ containing medications _________ weeks before thyroid scan and must wait __________ weeks to restart medications
Answers
Hyperthyroidism: Thyroid Scan client must discontinue (DC) any iodine-containing medications for 2 weeks prior to the procedure before thyroid scan and must wait for 2 weeks to restart their iodine-containing medications,
Hyperthyroidism is a condition where the thyroid gland produces excessive amounts of thyroid hormones, leading to various symptoms like weight loss, rapid heart rate, and irritability. To diagnose and assess hyperthyroidism, a thyroid scan may be performed. This diagnostic tool helps evaluate the size, shape, and function of the thyroid gland.Before undergoing a thyroid scan, the client must discontinue (DC) any iodine-containing medications for 2 weeks prior to the procedure. Iodine can interfere with the test results, as it is taken up by the thyroid gland and used in the production of thyroid hormones. Discontinuing these medications helps ensure the accuracy of the scan.After the thyroid scan is completed, the client must wait an additional 2 weeks to restart their iodine-containing medications. This waiting period allows for any residual radioactive material used during the scan to be cleared from the body, ensuring it does not interfere with the medications' effectiveness.In summary, to prepare for a thyroid scan, clients with hyperthyroidism must discontinue iodine-containing medications 2 weeks before the procedure and wait an additional 2 weeks after the scan to restart those medications. Following these guidelines helps to ensure accurate diagnostic results and proper management of the condition.For more such question on Hyperthyroidism
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Can someone please help Me?
Answers
Answer:
c.
Explanation:
Which arrow best represents the movement of carbon dioxide during photosynthesis?
Answers
Answer:
A
Explanation:because , A arrow is goes into the
Use Meteorology in a Sentence science related answers only please
Answers
Meteorology is the science of the weather. The weather person on the TV is a meteorologist.
Some of them quite liked meteorology, but others only tolerated it as it is not an exact science
Fermentation often produces co2, which can be used by ________ as an electron acceptor for energy. A) acetogens B) methanotrophsC) methanogens D) acetogens and methanogens
Answers
Fermentation often produces carbon dioxide (CO₂), which can be used by both acetogens and methanogens as an electron acceptor for energy. The correct option is D).
Fermentation is an anaerobic metabolic process that occurs in the absence of oxygen. It is used by some organisms, such as bacteria and yeast, to generate energy from organic compounds. During fermentation, the primary goal is to regenerate NAD+ from NADH, which is necessary for the continuation of glycolysis, the initial step of glucose breakdown.
In some types of fermentation, such as alcoholic fermentation in yeast, CO₂ is produced as a byproduct along with ethanol. This CO₂ is released as a gas.
Acetogens are a group of bacteria that are capable of utilizing CO₂ as an electron acceptor during fermentation. They convert organic compounds, such as sugars or simple organic acids, into acetate as their end product. The presence of CO₂ enables acetogens to regenerate NAD+ and continue their metabolic activity.
Methanogens, on the other hand, are a group of archaea that also utilize CO₂ as an electron acceptor. However, methanogens convert CO₂ into methane (CH₄) as their end product. They are found in anaerobic environments, such as wetlands, the digestive tracts of animals, and anaerobic sediments. Methanogens play a crucial role in the carbon cycle by producing methane, which can be released into the atmosphere.
In summary, both acetogens and methanogens can utilize CO₂ produced during fermentation as an electron acceptor for energy generation. Acetogens convert it into acetate, while methanogens convert it into methane. These microorganisms contribute to the recycling of carbon compounds in anaerobic environments and play important roles in various ecosystems.
Thus, the correct option is D).
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Name the scientists responsible for each of the following discoveries.
____ bacterial transformation.
____the base rule.
____dna was the hereditary material of viruses
____the shape of dna was a helix.
____the shape of dna was a double helix
please help I have a test on this tmr
Answers
The scientists responsible for each of the following discoveries are:
Griffith: bacterial transformation.
Chargaff: the base rule.
Hershey and Chase: DNA was the hereditary material of viruses.
Franklin and Wilkins: the shape of DNA was a helix.
Watson and Crick: the shape of DNA was a double helix.
What is the shape of the DNA?DNA has a double-helix structure as determined by Watson and Crick.
DNA replication and protein synthesis are made possible by the double-helix structure. The twisted DNA unwinds and opens during these procedures, enabling the creation of a copy of the DNA. The double helix unwinds and each split strand is used to create a new strand during DNA replication.
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I need help on 3a and 3b
Please !!!!!!!!
Answers
Answer:
Cancer drugs
Explanation:
3a) Monoclonal antibodies are combined with cancer drugs to find where the cancer cells. The cancer drugs act as a radar or map for the monoclonal antibodies.
3b) Pretty much the same thing. They are attached with the platelets and they act as a radar or map etc.
What is the order of life in hierarchical order?
Answers
Answer:
The order of life in hierarchical order is:
atom, molecule, macromolecule, organelle, cell, tissue, organ, organ system, organisms, population, community, ecosystem, biome and biosphere.
Explanation:
say that in hintaland, the birth rate jumped as a result of confinements due to covid 19, so much that the average age of the hintaland population dropped by 2 full years. what pestel force would be involved in this happening?
Answers
The PESTEL force that would be involved in the scenario described, where the birth rate increased and resulted in a decrease in the average age of the Hintaland population, is Social.
The Social factor in the PESTEL analysis refers to the cultural, demographic, and societal aspects that influence a population and its behaviors. In this case, the COVID-19 pandemic and the resulting confinements likely impacted social dynamics, leading to changes in birth rates and subsequently affecting the age structure of the population. The confinement measures implemented during the pandemic may have influenced people's decisions regarding family planning, resulting in increased birth rates. The social response to the crisis, such as individuals spending more time at home, could have provided an opportunity for couples to conceive or decide to expand their families.
As a consequence, the average age of the Hintaland population dropped by 2 full years, indicating a shift in the demographic composition towards a younger age group. This change in the population's age structure can have significant implications for various social factors, including healthcare, education, employment, and social support systems.
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Which of these 3 places (rocks,ships or docks) would be the BEST place for a barnacle to live?
Answers
The best place for a barnacle to live is a ship out of the three places given as they prefer busy hidden areas.
Little, clingy crustaceans related to crabs, lobsters, and shrimp are called barnacles (Balanus glandula). Barnacles prefer busy areas like intertidal zones and underwater volcanoes, where they can grow on solid things like buoys, pilings, and rocks. Huge barnacle colonies make ships drag and require more fuel, which has a negative impact on the environment and the economy.
Cirri, or feather-like appendages, are used by barnacles to feed. The cirri scan the water for microscopic organisms as they quickly extend and retract through the aperture at the top of the barnacle. If they detect a potential threat, they swiftly retreat into their protective shells. Hard calcium plates are secreted by barnacles, totally encasing them.
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*Psychology
The catalog of disorders used to diagnose individuals is called the:
A. Mental Health Abstract
B. Statistical and Diagnostic Blue Book
C. Diagnostic and Statistical Manual of Mental Disorders
D. Diagnostic Psychiatric Outline
Answers
The catalog of disorders used to diagnose individuals is called the Diagnostic and Statistical Manual of Mental Disorders (Option C).
What is the Diagnostic and Statistical Manual of Mental Disorders?The Diagnostic and Statistical Manual of Mental Disorders is a reference piece to understand symptoms and treatment of diseases associated with mental cognitive health. This piece is commonly known by the abbreviation DSM.
Therefore, we can conclude that the Diagnostic and Statistical Manual of Mental Disorders is a book that includes detailed information about the treatment and diagnosis of mental disorders.
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What stages of cellular respiration are considered aerobic
Answers
Answer:
In cellular respiration, glucose and oxygen react to form ATP. Water and carbon dioxide are released as byproducts. The three stages of aerobic cellular respiration are glycolysis (an anaerobic process), the Krebs cycle, and oxidative phosphorylation.
Explanation:
During cellular respiration, some process works in the presence of oxygen kreb cycle, glycolysis, and oxidative phosphorylation are considered to be aerobic.
What are the aerobic stages during cellular respiration?During cellular respiration, the process is under aerobic conditions because it is the final electron acceptor for electron.
Kreb cycle produces more amount of reducing power NADH as compared to other processes, glycolysis is the only process that works in both aerobic and anaerobic conditions.
In anaerobic conditions less amount of energy is produced therefore cellular respiration generally avoid these condition during the process, major ATP production is only in aerobic conditions.
Therefore, the Krebs cycle, glycolysis, and oxidative phosphorylation are considered aerobic during cellular respiration.
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which of the statements can be concluded from gregor mendel's experiments with pea plants? alleles of different genes are inherited independently of each other. for a given trait, two heterozygous parents produce offspring with three possible phenotypes. only one allele determines the phenotype in heterozygous individuals. the pair of alleles for each gene stay together during gamete production.
Answers
The statement that can be concluded from Gregor Mendel's experiments with pea plants is 1.alleles of different genes are inherited independently of each other.
In general the statement alleles of different genes are inherited independently of each other is known as the Mendel's law of independent assortment, that tells that different genes assort independently during the formation of gametes.
This law state that resulting trait with independent assortment lies independently to each other. This law is also derived from Mendel's observations that the inheritance of one trait did not affect the inheritance of another trait in his pea plant experiments.
Hence , 1 is the correct option
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what best describe the progress of science
Answers
Answer:The progress of science is the continuous accumulation of knowledge through observation, experimentation, and theory. It involves developing theories, using advanced technology, collaborating across disciplines, and rigorous peer review. Paradigm shifts and breakthrough discoveries challenge existing theories. Science's impact is seen through practical applications in medicine, technology, and other fields, improving our quality of life. It is an iterative process that refines our understanding of the natural world.
Explanation:
PORQUE SE REPRESENTA EN FORMA DE PIRÁMIDES LOS NIVELES TRÓFICOS Y LA ENERGÍA?
Answers
attached below, open it (translated)