Answer:
B. photosynthesis and respiration keep the levels of oxygen and carbon dioxide fairly constant in the atmosphere.
Explanation:
A strong desire for the primary and/ or secondary sex characteristics of the other gender
Explanation:
A strong desire to be treated as the other gender or an alternate gender different from assigned gender
Answer:
Dehydration reactions assemble polymers, and hydrolysis reactions break down polymers.
Explanation:
Dehydration reactions link monomers together into polymers by releasing water, and hydrolysis breaks polymers into monomers using a water molecule. Monomers are just single unit molecules and polymers are chains of monomers.
This is an image about how hydrolysis and Dehydration work: