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2020 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 |
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 |