When it came to explaining the origins of variation within species, Darwin
a. used Mendel’s theory of heredity
b. agreed with Lamarck that it was caused by an animal’s inner needs
c. argued it was caused by differential use of an animal’s body parts
d. had no idea of the true causes
e. used his research gathered while at Cambridge
Since abundant remains of animal bones are found at their sites paleoanthropologists
have described Neandertals as
a. successful hunters and therefore efficient mastodon hunters.
b. successful small game hunters, but not necessarily as successful large game hunters
as modern humans.
c. never gathering shellfish.
d. less prone to head and neck injuries.
e. possessing long-distance weaponry.
Tarsiers, monkeys, apes, and humans are placed together in which suborder?