Why do we need a universal name for an organism?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

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

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z