Because we aren’t animals
There isnt any choices but i know that the answer is Uracil (it's found in RNA)
Hey my friend did this one on Answer.com
<span>
Whenever Mendel performed a cross with pea plants, he carefully categorized and counted the many offspring. Every time Mendel repeated a particular cross, obtained similar results. For example, whenever Mendel crossed two plants that were hybrid for stem height (Tt), about three fourths of the resulting plants were tall and about one fourth were short. Mendel realized that the principles of probability could be used to explain the results of genetic crosses.</span>
Outer Part. it occurs in the outer part of the plant
You can infer that the parts of the body with the most touch receptors are the most important in receiving touch stimuli from the environment.