click below
click below
Normal Size Small Size show me how
Biology module 6
| Question | Answer |
|---|---|
| absorption | the transport of dissolved substances into cells |
| digestion | the breakdown of food molecules with a release of energy |
| excretion | the removal of soluble waste materials |
| egestion | the removal of non-soluble waste materials |
| secretion | the release of biosynthesized substances |
| homeostasis | maintaining the status quo in a cell |
| reproduction | producing more cells |
| cytology | the study of cells |
| cell wall | a rigid structure on the outside of certain cells, usually plant and bacteria cells |
| middle lamella | the thin film between the cell walls of adjacent plant cells |
| plasma membrane | the semipermeable membrane between the cell contents and either the cell wall or the cell's surroundings |
| cytoplasm | a jelly-like fluid inside the cell in which the organelles are suspendd |
| ins | substances in whcich at least one atom has an imbalance of protons and electrons |
| cytoplasmic streaming | the motion of cytoplasm in a cell that results in a coordinated movement of the cell's contents |
| mitochondria | the organelles in whcich nutrients are converted to energy |
| lysosome | the organelle in animal cells responible for hydrolysis reactions that break down proteins, polysaccharides, disaccharides, and some lipids |
| ribosomes | non-membrane bound organelles responsible for protein synthesis |