click below
click below
Normal Size Small Size show me how
Cell Structure
Unit 5 test structure and function
Question | Answer |
---|---|
Part of the cell that is selectively permeable, only letting certain things in and out | cell membrane |
Bean shaped structures in the cytoplasm that helps create energy for the cell to use. | mitochondria |
Controls cells and activities, like a brain | nucleus |
Basic part of all living things or once living things | The cell |
What type of cell would you be looking at if you could see a nucleus, mitochondria, chloroplasts and a cell wall? | plant cell |
A cell contains 50% water and the environment(outside) contains 50% water, then water will do what. | move equally out of the cell |
Cells that are placed in a strong sugar solution, water will do what | move cells to sugar |
The cells that make up your muscles would have a lot of what type of organelle? | mitochondria |
A fresh water plant placed in salt water would__________ water, thus causing the cell to __________ | lose, shrink |
To get lettuce crisp again, you can put it in cold water. What happens to restore the lettuce to its original crisp state? | water enters through osmosis |
Name 3 ways a cell can get things past the cell membrane | osmosis, active transport, and diffusion |
A hypotonic cell is | expanding or swelling up |
A hypertonic cell is | shrinking or shriveling |
An isotonic cell is | balanced/equal |