| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.51 |
| Score | 0% | 70% |
In cell biology, where does DNA replication take place?
Golgi apparatus |
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mitochondria |
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cytoplasm |
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nucleus |
The cell nucleus contains the genetic material of the cell and is where DNA replication takes place.
A biological community of interacting organisms and their physical environment is known as:
biome |
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community |
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population |
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ecosystem |
An ecosystem is a biological community of interacting organisms and their physical environment. This includes both the biotic (living) and abiotic (non-living).
Which of these vitamins doesn't come from food?
C |
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Potassium |
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A |
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D |
Vitamins are necessary for a wide variety of bodily processes. Some vitamins like Vitamins A and C come from diet but others, like Vitamin D, are generated in response to sunlight.
Cellular fermentation takes place:
aerobically |
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anaerobically |
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in the presence of oxygen |
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in plant cells |
If no oxygen is present, cellular respiration is anaerobic and will result in fermentation where either lactic acid or alcohol is used instead of oxygen.
An element in the physical state of __________ maintains a constant volume but their shape depends upon the shape of their container.
plasma |
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liquid |
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solid |
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gas |
In the liquid state, molecules flow freely around each other and exist at a higher temperature range than the same substance in a solid state. Liquids maintain a constant volume but their shape depends upon the shape of their container.