Genetic variation occurs.
Mutations are not copied over and over again.
Answer: Since menopause, Sarah's levels of the hormone estrogen have dropped.
Explanation:
The most likely cause of injury in the following scenario is that because of the menopause, Sarah's levels of the hormone estrogen, which is also known as a female hormone, have dropped and because of that she is playing ice hockey with others and since she did not play it before, she broke her elbow.
She broke it because she was inexperienced with it and if she has played it before menopause she could not break it.
AnsAnswer:
Time, space, and energy phenomena can be observed at various scales using models to study systems that are too large or too small. The observed function of natural and designed systems may change with scale. Scientific relationships can be e use of algebraic expressions and equations.
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Answer:
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Explanation:
