| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.40 |
| Score | 0% | 68% |
Which of the following is not one of the outer planets?
Venus |
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Neptune |
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Jupiter |
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Uranus |
In contrast to the solid terrestrial planets, the outer planets (Jupiter, Saturn, Uranus, and Neptune) consist of hydrogen and helium gas and water.
A dominant trait will be expressed when paired with:
a recessive trait |
|
a gene |
|
a chromosome |
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a dominant trait |
The traits represented by genes are inherited independently of each other (one from the male and one from the female gamete) and a trait can be dominant or recessive. A dominant trait will be expressed when paired with a recessive trait while two copies of a recessive trait (one from each parent) must be present for the recessive trait to be expressed.
Secondary consumers that also eat producers are known as:
herbivores |
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omnivores |
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scavengers |
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carnivores |
Secondary consumers (carnivores) subsist mainly on primary consumers. Omnivores are secondary consumers that also eat producers. Examples are rats, fish, and chickens.
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.
As part of digestion, the liver produces bile which breaks down:
sugars |
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protein |
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fat |
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starches |
The liver produces bile which emulsifies (separates) fat.