Where is the tundra biome located? a. near the tropic of cancer b. near the tropic of capricorn c. just below the arctic circle d. just above antarctica

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

What role do traits play in affecting an organisms ability to reproduce? finches

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