Sav Definition: This is a type of natural selection that favors one extreme phenotype over the mean or
opposite extreme
Example: In the tundra, where it is very cold and windy, plants grown very low to the ground. There are

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.

answerscaffolding proteins;