Answer:
Option one.
Explanation:
Hormones are controlled by a negative feedback loop.
Answer:
12
Explanation:
After mitosis , two identical cells are produced with the same original number of chromosomes of the parents cells. In this case , if a cell has 12 chromosomes then each daughter cells will have 12 chromosomes after mitosis
Answer:
Air pollution is known to cause irritation in the eyes, lungs, nose, and throat. It creates respiratory problems and exacerbates existing conditions such as asthma and emphysema. When continually exposed to air pollution, humans become at higher risk for cardiovascular disease.
<h3>
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Answer:
vaccines use the killed version of the germ that causes a disease.
Explanation:
Inactivated vaccines usually don't provide immunity (protection) that's as strong as live vaccines. So you may need several doses over time (booster shots) in order to get ongoing immunity against diseases