Answer: Uracil Pairs with Adenine
Explanation:
Uracil is like the thymine from RNA
The answer is a. to determine what sort of data table will be most useful.
Controlled experiment is used parallel with experiment in which some alteration of the subject is induced. This is because this way can be compared in treated and non-treated subject. When sort of data table is necessary, using the controlled experiment, it can be determined what sort of data table will be most <span>useful.</span>
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The process in which two gametes unite is called fertilization.
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A frog's lungs don't work that well, but since it's skin is so thin, oxygen and carbon dioxide can pass trough it.
I think the correct answer from the choices listed above is option B. A modification of the leaves into the spine in a cactus plant can be seen The spines are modified leaves. It helps defend the plant and also reduce the surface area which helps limit loss of water.