Before puberty, children do have an estrogen level in their body. This is only truly noticeable around the time of puberty. It's always there, but not hyperactive until puberty.
Because the soil didn't have the same nutrients it has now due to lack of decomposition of other plants and animals.
Answer:
I believe the answer is a single bacteria cell.
<span>radio waves, microwaves, gamma rays, X-rays, visible rays
Hope this helps</span>
