What is the function of the pigment molecules in photosynthesis that are not at the center of a photosystem?

Why does sexual reproduction result in more genetic variation in a species

When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen

Which three substances make up each of the smaller molecules that form proteins