Explain how activities in your personal life are controlled by (or are similar/analogous to) specific organ systems.

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

Which must be kept in mind when determining if an explanation is correct? check all that apply. which must be kept in mind when determining if an explanation is correct? check all that apply.

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?