The amino acids that your body can make are A. essential amino acids
B. complete proteins
C. non essential amino acids
D. incomplete proteins ​

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?