Ill give 20 points and 5 star and brainliest AND A THANK YOU DUE AT ONE 30

What kind of action is a cause of air pollution

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

Which food could be transported in a galvanized metal container?