"Estrogen is involved in a feedback mechanism associated with the follicular phase of menstruation.<span> In a negative feedback mechanism, estrogen released from follicles influences the pituitary gland to decrease the production of follicle stimulating hormone, also known as FSH. In a positive feedback mechanism, rising estrogen causes FSH to increase"
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http://www.ask.com/science/estrogen-play-role-feedback-mechanism-9cc4f9c5050fed0a
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Answer:
D. A base substitution in gametes during meiosis
Explanation:
your answer is the third one.
Usually representing a solid you used a 3d model.
And there are balls in them representing atoms and in a video it shakes or vibrates to represent the motions of a solid.
The correct answer is this: IT BECOMES LESS DENSE AND RISES TO THE SURFACE.
The water at the earth's poles are cold and dense. This cold water sink and move along the ocean floor in a current. As it moves towards the equator, the cold water from the poles push up the warmer water, this becomes less dense and rise to the surface.
