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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<em>water is important because it gives space to the substances to get in it also it makes the substances wet and dissolve the gases in it ,to transport them from one place to another... </em>
Answer:
The natural home or environment of an animal, plant, or other organism.
Explanation:
Yes ur eight but there r certain products that can heurt the fetus
Ans. An isotope of Hydrogen called Tritium has one Proton and two Neutrons and its mass is 1
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