Using the simple approximation above, calculate the surface area of a sphere with a radius of 2 meters

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

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

What sre the effects of hemolytic disease of a newborn