Answer:
A. Skin color, a polygenetic trait, is also determined by environmental factors.
Explanation:
When you are a lifegaurd you are outside much more which means you are very likely to get a tan; Therefore changing the pigment of Pat's skin.
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Answer:
C. Responsiveness and timing
Explanation:
I just know it, I really don't know how to explain
The health of people damaged when the mercury is released into the atmosphere because of its toxic nature.
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What is the effect of mercury?</h3>
Mercury contamination is a great threat to public health and environmental because methylmercury easily enters the bloodstream which leads to damaged brain. It is considered toxic for the humans due to its damaging nature.
So we can conclude that the health of people damaged when the mercury is released into the atmosphere.
Learn more about mercury here: brainly.com/question/879
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Answer: a
Explanation:
A punnet square is used to determine which genes are the strongest
