What type of distribution would you expect for a trait on which there is no selection pressure? (hint: What would your graph look like with no environmental or biological pressures?) Explain why.

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d

The open ocean of any depth is called the