Genetic variation is an effect
Answer:
D. Both A and B ar expected
Explanation:
Decreased ADH secretion which will lead to less absorption of water back into the blood thus increasing blood osmolarity.
Answer:
Most of the heavy metals on earth came from outer space from supernovas
This occurs when stars die
Explanation:
Visit Ted-Ed on You Tube
Type in the origins of gold and take notes
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Answer:
Bipedal posture allowed arms to be free to develop and use tools.
Explanation:
