the answer is Natural energy resources are nonrenewable and are being depleted.
The haploid male (sperm) and female (egg<span>) sex </span>cells<span>; in </span>plants<span>, formed by mitosis of haploid </span>cells<span> in the gametophyte. ... The multicellular diploid portion of the </span>plant life cycle<span> resulting from the growth, mitosis, and </span>cell<span> division of a zygote. </span>Produces<span>sporangium that store haploid spores. Google*</span>
Explanation:
I think the answer is B . . . .
The skin plays a role in the production of vitamin D because when dehydrocholesterol reaches the skin by means of the blood and is exposed to ultraviolet light from the sun, it changes to vitamin D in an inactive form.
hope this helps!
