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| Questão | Responda |
| You view a cell through a microscope and know right away that it is a plant cell. What structure identifies the cell as a plant cell? | cell wall |
| What is found in the chromosomes in the nucleus of eukaryotic cells? | DNA |
| Material entering an animal cell must pass through what structure? | cell membrane |
| What happens to a freshwater microorganism when it is placed in saltwater? | it shrivels |
| You are examining a cell under a microscope. What structure indicates that the cell is from a plant or a protist, and not from an animal? | chlroplasts |
| Which organelle is the site of photosynthesis? | chloroplast |
| If the mitochondria in a cell malfunctions, which of the following will probably happen? | The cell will not be able to gain energy from the breakdown of sugar |
| In addition to the support from cell walls, which of the following also provides support for plant cells? | turgor pressure and vacuoles |
| How might the presence of rigid cell walls affect animals? | Movement, such as flexing and bending, would be more difficult |
| Paramecium is a freshwater protest found in ponds and lakes. How is excess water removed from its cells? | excess water collects in two contractile vacuoles which excrete it into the environment |
| Which of the following describes how paramecium moves? | its cilia move back and forth |
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