Which of the following bacterial diseases is transmitted by a louse?
A) epidemic typhus fever
B) Lyme disease
C) plague
D) Rocky Mountain spotted fever
A) epidemic typhus fever
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Which of the following statements about evolution of behavior is correct?
A) Natural selection will favor behavior that enhances survival and reproduction. B) An animal may show behavior that minimizes reproductive fitness. C) If a behavior is less than optimal, it will eventually become optimal through natural selection. D) Innate behaviors cannot be altered by natural selection.
The above diagram is an example of ____
a. a closed circulatory system with one heart b. an open circulatory system with one heart c. a closed circulatory system with a three-chambered heart d. an open circulatory system with a two-chambered heart e. a closed circulatory system with a four-chambered heart
Complex phenotypes that are shaped by more than one gene and also by some aspect of an individual's
environment represent a(n) a. multifactorial trait. b. polygenic trait. c. codominant trait. d. autosomal trait. e. recessive trait.
Which of the following assumptions have to be made regarding the capture -recapture estimate of population size?
I. Marked and unmarked individuals have the same probability of being trapped. II. The marked individuals have thoroughly mixed with population after being marked. III. No individuals have entered or left the population by immigration or emigration, and no individuals have been added by birth or eliminated by death during the course of the estimate. A) I only B) II only C) I and II only D) II and III only E) I, II, and III