Which nutrient is primarily a building material for the body

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

Why do mountaineers become breathless as they reach high altitudes

Hey everybody, i have another biology question. by what reproductive mechanism does a haplontic animal grow? initially mitosis, then meiosis completely by mitosis completely by meiosis initially by meiosis, then by mitosis