Ineed answers to #4 and #6 this is for p. e not biology

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

Wich level of organization includes all the other levels or organizations

Vessels draining the myocardium of the heart, open primarily ,into which chamber?