click below
click below
Normal Size Small Size show me how
2021-2022 SCIENCE
Chp 3 Cells
| Question | Answer |
|---|---|
| Hooke | observed cork & called them "cells" |
| Leeuwenhoek | discovered bacteria with a microscope |
| Schleiden | botanist who studied plant cells |
| Schwann | studied animal cells (his name sound like "swan" = animal) |
| Virchow | proved 3rd part of cell theory |
| 3 parts of modern cell theory | 1) All living things are made of cells. 2) Cells are the basic unit of structure & function in all living things. 3) All cells come from other pre-existing cells. |
| invention allowed for discovery & study of cells | microscope |
| protective outer layer surrounding a cell; controls what goes in & out of the cell | cell membrane |
| contains DNA & controls the cell's activities | nucleus |
| tiny structures within a cell that perform specific functions | organelles |
| series of events a cell goes through during its life, including interphase, mitosis, & cytokinesis | cell cycle |
| Know basic parts of microscope and its purpose. | adjustment knob; stage clips; stage; eyepiece; objective/lens |
| Be able to complete Venn diagram comparing & contrasting plant & animal cells | Word Bank will be provided |
| organelle that provides the power or energy in a cell | mitochondria |
| jelly-like substance that fills cells | cytoplasm |
| organelle that provides storage for food, water, & wastes in the cell | vacuole |
| Be able to draw diagram & label basic parts of a cell to include | cell; nucleus; chromosome; gene; DNA |
| cell organization from smallest to largest | cell; tissue; organ; organ system; organism |