What is the term for the belief that explanations for past events should be sought in ordinary forces that are at work today?
A. uniformitarianism
B. speciation
C. creationism
D. recombination
E. catastrophism
Answer: A
You might also like to view...
The recent study (1973) by the Grants in the Galapagos Islands documented a drought that dramatically changed the availability of food to the island's finches
Finches with larger beaks tended to survive the drought over other finches with smaller beaks. This study illustrates __________. A. mutation B. organic change C. random choice D. natural selection
Why did some scientists, such as Agassiz, not immediately accept Darwin's work on evolution?
a. It had been published previously. b. It discredited their own work. c. Darwin's work provided no new mechanism for explaining evolution. d. Darwin had not established himself as a scientist.
Which of the following statements about mutation is correct?
a. The rate at which mutations occur in populations is constant. b. Mutation does not contribute to the variability of a gene pool. c. All mutations are harmful. d. All mutations are caused by environmental factors external to the body, such as chemicals in food or X rays. e. The only mutations of evolutionary significance are those which occur in sex cells.
In a system of unilineal descent:
a. The grandfather is recognized as the only father. b. Descent groups, which include relatives from both the father's and the mother's side, are formed. c. A household is composed of a man, his wife, his sons, and their children. d. A man is not allowed to marry his cousin. e. An individual belongs to the descent group of either the mother or the father, but not both.