This isnt written in paper form, but a relaible list of terms to help you orginize your thoughts, or clarify problems. I made an A in this Honors Biology! I.Chemical foundations for the Cells A.Organization of matter -(elements, compounds, mixtures) Elements- materials that cannot be decomposed into substances with different properties. Compounds-made of different elements in fixed and unvarying proportions Mixtures-two or more elements present in varying proportions 1.Atoms and ions a.…showed first 75 words of 2486 total…

…showed last 75 words of 2486 total…down their conc. Gradient; can be either through channels or their carrier proteins 3.<Tab/>active transport  energy required (ATP) to transport large or charged molecules across the membrane, often against the conc. gradient 4.<Tab/>Endocytosis and exocytosis a.<Tab/>3 types of endo: pinocytosis, phagocytosis and receptor-mediated b.<Tab/>exo- calls for fusion of cytoplasm vesticles w/ plasma membrane