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Biology test Chap 7
Cytology
| Term | Definition |
|---|---|
| cristae | outer membrane of the mitochondria |
| unicellular | an organism made of only one cell |
| eukaryote | cells that have a nucleus and membrane bound organelles |
| cytology | study of cells |
| multicellular | an organism made of many cells |
| prokaryote | cells that do not have a nucleus or membrane bound organelles |
| Differentiation | turning different genes off and on |
| Microtubules | part of the cytoskeleton (makes up cytoplasm) |
| Matrix | inner membrane of chloroplast that are modified into sacs |
| Differences between animal and plant cells | Animal: does not have vacuoles, or cell wall Plant: has chloroplast and cell walls and vacuoles |
| three different types of cells: | plant, bacterial, animal |
| Tails of phospholipids are _____ (do NOT like water) | hydrophobic |
| Water loving heads of phospholipids are _____ | hydrophilic |
| Model of the plasma membrane is called the ____ ____ | fluid mosaic model |
| The __________ is the region in bacteria where the DNA is stored | Nucleoid region |