How is the cell able to remain separate from its aqueous environment?

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees