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7th Grade Science
life science
| Question | Answer |
|---|---|
| Which is Not a main idea of the cell theory? | |
| Which is NOT one of the 6 main kinds of atoms that make up the molecules of living things | C) Lead |
| B) Water | |
| Sugar. starch, cellulose. and chitin are all types of________. | |
| What is a difference between the cell membrane and the cell wall? | B) The cell wall is selectively permeable, but the cell membrane allows substances to pass through freely. |
| What is the function of both cilia and flagella? | |
| Which is found in both and and animal cells? | A) central vauole |
| Which is a true statement about ribosomes? |