Explain what natural selection predicts about mimicry, camouflage, homologous structures, and vestigial structures

Construct at least two possible hypotheses for the student’s experiment.

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

Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?