| A | B |
| absorbtion | transport of dissolved substances |
| digestion | breakdown of absorbed substances |
| respiration | breakdown of food molecules w/a release of energy |
| excretion | removal of soluble waste |
| egestion | removal of nonsoluble waste |
| secretion | release of biosynthesized substances |
| movement | movement within and of the cell itself |
| irritablility | sensing and responding to change |
| homeostasis | maintaining status quo (sameness) |
| reproduction | producing more cells |
| cytology | study of cells |
| cell wall | rigig structure on outside of plant and bacteria cells |
| middle lamella | thin film between cell walls |
| plasma membrane | semipermiable membrane between contents of cell and cell wall or cell's surroundings |
| cytoplasm | jelly like fluid that suspends all the cells organelles |
| cytoplasmic streaming | motion that results in coordinated movements |
| ion | substance with at least one atom with an imbalance of protons and electrons |
| mitochondria | organelles that convert nutrients to energy |
| lysosome | organelle responsible for hydrolysis that breakdown proteins, polysaccharides, and some lipids |
| ribosomes | non-membrane bound organelles responsible for protein synthesis |