Type the correct answer in the box. Spell all words correctly. Which age pyramid has the largest base of pre-reproductive population?

A BLANK pyramid has the largest base of pre-reproductive population.

(It IS NOT expansive)

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

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.

the correct answer to this question is #5