A bird's wing and a bat's wing are said to be:
A. homologous structures
B. convergent structures
C. archetypical structures
D. cladograms
B. convergent structures
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If an anthropologist is studying ethnic-religious conflict in contemporary Sri Lanka, he or she is most likely a(n)
A. cultural anthropologist. B. linguistic anthropologist. C. paleoanthropologist. D. archaeological anthropologist. E. biological anthropologist.
Somatic cells are
a. one type of prokaryotic cells. b. gametes. c. the cellular components of body tissue. d. the only types of cells humans have. e. responsible for reproduction.
Primates can be placed into two suborders, the Prosimii and the:
A. Catarrhini B. Lorisidae C. Anthropoidea D. Hominoidea
Although the prevalence of the sickle-cell anemia gene is higher in West Africa than in the United States, __________ prevent cells from sickeling, so fewer Africans than African Americans suffer from the disease
a. tropical weather conditions b. West African agricultural crops c. traditional medicines d. outdoor labor