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Cells #1
Cells
| Term | Definition |
|---|---|
| Cells | The basic unit of structure and function in living organisms |
| Cell Theory | 1. all living things are made up of cells 2. all cells come from pre-existing cells 3. cells are the basic unit of structure and function in living things |
| micro | small; billionth |
| bio | life; living |
| ology | the study of |
| microbiology | the study of microscopic (tiny) life |
| microscope | a tool used to look at things too small for the naked eye to see |
| unicellular | to be made up of one cell |
| multicellular | to be made up of two or more cells |
| The scientists that discovered cells | Robert Hooke |
| Pro = | No |
| Eu = | Nu (do) |
| Prokaryotes | DO NOT have a nucleus and organelles |
| Eukaryotes | have a nucleus and organelles |
| Protists | single celled organisms that live in water |
| Amoeba (movement, energy, reproduction) | -pseudopods (false feet) -pseudopods surround food (eats other organisms) -asexual |
| Paramecium (movement, energy, reproduction) | -cilia (tiny hairs) -cilia push food into oral groove (eats other organisms) -asexual AND sexual |
| euglena (movement, energy, reproduction) | -flagellum (tail) -uses eyespot to find light, chloroplasts do photosynthesis OR can eat other organisms if there is no light -asexual |
| volvox (movement energy, reproduction) | -flagellum (tail) and in colonies -uses eyespot to find light, chloroplasts do photosynthesis -asexual AND sexual |
| Sexual Reproduction | -Requires genetic material from 2 parents (mom and dad) -Offspring are genetically diverse/different |
| Asexual Reproduction | -Requires genetic material from 1 parent -Offspring are identical to parent |