| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.38 |
| Score | 0% | 68% |
In cell biology, where does DNA replication take place?
Golgi apparatus |
|
nucleus |
|
mitochondria |
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cytoplasm |
The cell nucleus contains the genetic material of the cell and is where DNA replication takes place.
The __________ nervous system regulates involuntary activity in the heart, stomach, and intestines.
autonomic |
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peripheral |
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somatic |
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central |
Part of the peripheral nervous system, the autonomic nervous system regulates involuntary activity in the heart, stomach, and intestines.
Herbivores are __________ that subsist on producers like plants and fungus.
primary consumers |
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tertiary consumers |
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secondary consumers |
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scavengers |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
Tough fibrous cords of connective tissue that connect muscles to the skeleton are called:
ligaments |
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tendons |
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cartilage |
|
vertebra |
Tough fibrous cords of connective tissue called tendons connect muscles to the skeleton while another type of connective tissue called ligaments connect bones to other bones at joints (elbow, knee, fingers, spinal column).
Bronchioles, alveolus, and capillaries are vital parts of which bodily system?
digestion |
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respiration |
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nervous |
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circulation |
The trachea branches into the left and right bronchi which each lead to a lung where the bronchi subdivide into smaller tubes called bronchioles. Each bronchiole ends in a small sac called an alveolus which allows oxygen from the air to enter the bloodstream via tiny blood vessels called capillaries.