Does someone understand this question and can help me out

What is the number of phosphates in an atp molecule

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.

Which nutritional supplement is correctly paired with the health issue it addresses? which nutritional supplement is correctly paired with the health issue it addresses? vitamin c supplementation prevent depression. calcium supplementation increases iq. vitamin e supplementation prevent birth defects. vitamin b12 can vegans maintain health?