In the process of diffusion what is required for a molecule to move into or out of the cell

Photosynthesis converts solar energy into what type of energy?

What do we call an individual that has inherited two identical alleles for the same trait? a.homozygous b.heterozygous c.monozzygous

When making her coffee, mrs. jenkins likes to stir in some cream and sugar to give it a pleasant flavor. the ingredients, when combined like this, form a