Answer:
For functioning of heart, circulatory and execratory systems are required.
Explanation:
It requires at least two body systems to perform the function because the functions does not be completed solely, it requires coordination among systems which help them to fulfill their task. For example, the function of the heart requires circulatory system and execratory system for the pumping of blood throughout the body. it is an involuntary action which is not control by nervous system.
Thermal pollution is when the water temperature goes from one extreme to another whether cold to hot or hot to cold, so I would say B.
Follicle-stimulating hormones (FSH):
<span><span>· </span><span>In males-</span> stimulates the form<span>ation of secondary spermatocytes from </span>primary spermatocytes
</span> <span><span>· </span><span>In females-</span> stimulates the growth recruitment of immature ovarian follicles in the ovary</span>
<span> Luteinizing hormones (LH):</span>
<span><span>· </span>In males- stimulate the Leydig cells to produce testosterone</span>
<span><span>· </span>In females- stimulates theca cells for estradiol production</span>
Those are only some of the functions of those hormones. <span>Adrenocorticotropic hormones are hormones produced by pituitary glands which also indirectly have an influence on the reproductive system (male and female).</span>