What is the average cranial capacity of H. erectus?
a. the same as for early Homo
b. approximately 900 cubic centimeters
c. the same as that for modern humans
d. the same as for Australopithecus
e. approximately 700 cubic centimeters
In formulating his theory of natural selection, Darwin did not
a. recognize the importance of biological variation within a population
b. apply his knowledge of domesticated species to undomesticated ones
c. appreciate the fact that population size is limited by availability of food
d. wonder if he had enough supportive data
e. claim that favorable variations would tend to be destroyed, unfavorable ones be
preserved.