| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.81 |
| Score | 0% | 76% |
The process of diffusion allows __________ to exchange oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells.
capillaries |
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red blood cells |
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arteries |
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veins |
Capillaries are small thin-walled vessels that permit the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells. This process of exchange is called diffusion.
Which of the following is not a base unit in the metric system?
liter |
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degree Fahrenheit |
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meter |
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gram |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.
A large naturally occurring community of flora and fauna occupying a major habitat is:
a community |
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a population |
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a biome |
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a food chain |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
Which of these is important for the body's maintenance, growth, and repair?
carbohydrates |
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protein |
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fats |
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fiber |
Found in both animal sources (meat, fish, eggs, cheese) and vegetables (beans, nuts, some grains), proteins are important for the body's maintenance, growth, and repair.
Which of these is not a phase in cell division?
interphase |
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anaphase |
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cytokinesis |
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megaphase |
Cell division is the process by which cells replicate genetic material in the nucleus and consists of several phases, beginning with interphase and ending with cytokinesis.