The human respiratory system<span> is a series of organs </span>responsible<span> for taking in oxygen and expelling carbon dioxide. The primary organs of the </span>respiratory system<span> are lungs, which carry out this exchange of gases as we breathe.</span>
ANSWER:
D. Chemical energy
A) Genetic Engineering; this is the logical and « real » choice.
Answer:
thats eay its g, t, a, c, g
Explanation:
we did this in boi class last semester im i 10th gread and its amino acids