Answer:
use a dictionary to find the meanings and also take help from the text book material
Answer:
which best describes the main role of adenosine triphosphate (ATP)? It's purine derivative created from the breakdown of fuel molecules, that transfers energy for cellular processes. ... They are polymers of subunits containing a phosphate group, a sugar, and a purine or pyrimidine base.
Explanation:
A ressponsible, mentally stable adult.
I believe you are asking about the "triangle" we were tought a simple triangle. Cells at the bottom because there are the most of them, tissues next, organ next, and organ system at the top. So I believe the answer you are looking for is Organ System.
Adults should do about 2-3 days of strength training exercises each week
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