Defintion of biodiversity

the different kind of living organisms in a habitat or ecosystem

Explanation:

I hope this helps, I learned this when I was a freshman so almost two years ago but it  might be the same.

life would be meaningless without memes

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.