Features that are common to some species but not others are called ________ traits.
A. shared derived
B. mature
C. ancestral
D. derived
Answer: A
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Humans have a total of 46 alleles.
Answer the following statement true (T) or false (F)
In environments where organisms are stressed by heat, mammals tend to have which of the following?
A. an increased body mass and decreased body surface area
B. a decreased body mass relative to body surface area
C. an increased body mass and increased body surface area
D. a decreased body mass and increased body surface area
Anthropologists claim that in nonstate societies the political structure is embedded in relationships based on kinship, descent, and marriage. What does this mean? Use two ethnographic cases to illustrate this claim.
What will be an ideal response?
Studying ancient vegetation includes investigating __________
a. plant macrofossils b. ancient pollen c. phytoliths d. all of these