Question 1
All but which factor were important evolutionary adaptations in primates?
◦ enhanced stereoscopic vision
◦ upright position
◦ an opposable thumb
◦ the development of a restricted or specialized diet
◦ brain expansion and elaboration
Question 2
All of the following are components of Darwin's principle of natural selection EXCEPT that
◦ new alleles are constantly produced through mutation.
◦ populations exhibit great variation.
◦ organisms produce more offspring than can be sustained by the environment.
◦ over time, adaptive phenotypes increase in frequency within a population.
◦ variation can be inherited.