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biology
biology study stack
term | Definition |
---|---|
cell | the basic unit of life |
cell theory | fundamental concept of biology that states all living things are composed of cells |
cell membrane | flexible barrier that surrounds all cells |
nucleus | structure that contains the cell's genetic material in the form of DNA |
eukaryotic | organism whose cells contain a nucleus |
prokaryote | unicellular organism that lacks a nucleus |
cytoplasm | fluid portion of the cell outside the nucleus |
organelle | specialized structure that preforms important cellular functions within a eukaryotic cell |
vacuole | cell organelle that stores materials such as water salts proteins and carbohydrates |
lysosome | cell organelle that breaks down lipids and carbohydrates and proteins into small molecules that can be used by the rest of the cell |
cytoskeleton | network of protein filaments in a eukaryotic cell that gives the cell its shape |
centriole | structure in an animal cell that helps to organize cell division |
ribosome | |
endoplasmic reticulum | internal membrane system found in eukaryotic cells |
golgi apparatus | cells that modifies sorts and packages protein and other materials from the endoplasmic reticulum for storage in the cell or release outside the cell |
chloroplast | |
mitochondrion | cell organelle that converts chemical energy into food compounds that are more convenient for the cell to use |