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biology 4.3
| Question | Answer |
|---|---|
| phospholipid bilayer | double layer of phospholipids that makes up plasma and organelle membranes |
| chromosome | one of the structures in the nucleus that are made up of DNA and protein |
| nuclear envelope | seperates membrane from nucleus |
| nucleolus | where RNA is synthesized |
| ribosome | cell organelle composed of RNA and protien |
| mitochondrion | surrounded by two membranes cite of cellular respiration |
| endoplasmic reticulum | assists the production, processing, and transport of proteins and in production of lipids |
| gologi apparatus | cell organelle that helps make and package materials to be transported out of the cell |
| lysosome | a cell organelle that contains digestive enzymes and buds from Golgi apparatus |
| cytoskeleton | the cytoplasmic network of protein fillaments and tubes that plays an essential role in cell movement |
| microtubule | composed of protein tibulin |
| microfilament | composed of protein acin has a role in cell structure an movement |
| cilicum | a hairlike structure in tightly packed rows that projects from the surface of some cells |
| flagellum | enables cell to move: hair like |
| centriole | organelle that is composed of two short microtubules at right angles to eachother and has an active role in mitosis |