Which of the following statements is true regarding first-cousin marriage?
a. It roughly doubles the risk of birth defects or infant mortality
b. It triples the genetic risks to unborn children.
c. It produces significantly healthier children.
d. It has no detectable difference in birth defects from non–cousin marriage.
a
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Identify a category to which humans do NOT belong.
A. Equus B. Sapiens C. Primates D. Hominoidea
The principle of uniformitarianism:
a. was the same as the theory of catastrophism. b. stated that the geological processes that operated in the past are still occurring in the present. c. was a problem for the development of evolutionary theories. d. was first proposed by Georges Cuvier. e. proposed that the earth was only a few thousand years old.
According to the Biological Species Concept, two groups of creatures are sometimes considered separate species even if they are capable of creating fertile offspring.
a. true b. false
Blakey's analysis of some 400 individuals from the burial ground concluded all of the following except: a. The remains showed signs of human brutality. b. Analysis of the remains showed mortality occurred between the ages of 15-20, and half of the population died before they reachedthe age of 12
c. Enlarged muscle attachments on both men and women demonstrated continual demands on their physical labor. d. Some of the deaths were the result of diseases too which Africans had no immunity. e. the hard life represented among the Africans did not differ drastically from their lives in Africa.