Answer:
The correct answer is option b. they must occur under carefully controlled conditions found in the laboratory.
Explanation:
Scientific experiments are well organized and step by step method to validate or test if a hypothesis is valid or not. It includes observation, test, analysis of the data and conclusion. The results are always useful even if hypothesis rejects.
Every experiment should be well documented to establish and reviewing purposes. It is not a compulsion for a scientific experiment to take place in the lab in controlled conditions.
Thus, the correct answer is option b. they must occur under carefully controlled conditions found in the laboratory.
I believe It's Plant developments on a layer of rock deposits.
The genetic traits not selected by fishing would increase in the population.
Answer: C (3rd law)
Explanation:
Newton's third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. Action and reaction forces are equal and opposite, but they are not balanced forces because they act on different objects so they don't cancel out.
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A fatty acid has a hydrophobic tail this means that it does not like to come into contact with water, like when oil wont mix with water and satys separate as a layer or blobs under the surface.