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Cell Vocab Col 2
Ms. J's Cell Vocab Column 2
| Question | Answer |
|---|---|
| lysosome | a membrane-bound organelle that digests and recycles cell wastes or foreign invaders. |
| microfilament | thin, solid protein fibers that play a role in cell structure or movement |
| mitochondria | eukaryotic, membrane-bound organelle in which food molecules are broken down to produce energy-ATP |
| multicellular | organisms composed of many cells and are highly specialized. |
| nucleolus | dark-staining area within the nucleus where ribosomes are made |
| nucleus | largest membrane-bound organelle within the cell that contains DNA and manages the cell's functions |
| organ | group of two or more tissues that perform an activity together. |
| organ system | group of organs that work together to perform a major life function |
| organelle | internal membrane-bound structures in a cell. |
| plasma membrane | serves as a boundary between the cell and its environment, allowing nutients to enter and wastes to exit. |
| plastid | plant organelles that contain pigments. they may store starch and lipids. |
| prokaryote | a cell lacking a true nucleus |
| ribosome | eukaryotic organelles involved in protein synthesis |
| tissue | group of cells that function together to carry out an activity |
| unicellular | organism that carries out all its life functions within a sincle cell. |
| vacuole | membrane-bound, fluid-filled space within the cytoplasm which temporarily stores food, enzymes, and wastes. |