Answer:
I'm pretty sure it's B, pressure.
Explanation:
I hope this helped :)
The answer to this is Carbon Dioxide.
<span>It produces progesterone.The ovaries produce the female hormones estrogen and progesterone, in addition to a minute quantity of testosterone. Each ovary has thousands of follicles competent of generating eggs for fertilization. The brain cause the ovaries to develop a single mature egg cell for potential fertilization.</span>
<span>The steps commonly used by scientists in gathering information to test a hypothesis and solve a problem is called c) scientific method
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