Explain this statement that how life is a complex mesh work involving a perfect co-ordination of a vast majority of chemical reaction?

How long do watee vapor last in the atmosphere

Which is required for sexual fissiondiploid cell productionmeiosis

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z