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Ch.2 Cells Vocab
vocab
| Question | Answer |
|---|---|
| Brianna | LaSee |
| cell walls | tough, rigid, and outer coverings that protect the cell and give it its shape |
| organelles | structures within the cytoplasm of eukaryotic cells |
| nucleus | directs all cell activities and is seperated from the cytoplasm by a membrane |
| chloroplasts | food is made in green orgaelles in the cytoplasm (plant cells) |
| mitochonderia | organelles where energy is released from breaking down food into carbon dioxide and water |
| ribosomes | small structres in which cells make their protien |
| endoplasmic reculum | a series of folded membranes in which materials can be procesed and moved around inside the cell membrane |
| golgi bodies | stacked, flattened membranes |
| tissue | a group of simmilar cells that work together to do one job |
| organ | a structure made of two or more diferent types of tissue that work together |
| cell theroy | the theroy that: all organisms are made up of one or more cells, the cell is the basic unit of organization in organisms, and that all cells come from cells |
| virus | a strand of hereditary material surrounded by a protien coating |
| host cell | the living cell in which a virus cell needs in order to to multiply |