In the sodium-potassium pump, how many sodium ions are moved and what direction do they
move?

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

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."

The variation among individuals, on which natural selection acts