The ________ stage of a protozoan is the actively feeding and reproducing stage.
A. trophozoite
B. cyst
C. cysticercus
D. encysted
E. merozoite
Answer: A
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How will people with the same blood type be related?
A) They are always unrelated. B) They are always related. C) They may or may not be related. D) They always have both alleles in common but are not necessarily related.
Which of the following statements regarding latent viral infections is true?
a. Latent viral infections are caused by the slow conversion of cellular glycoproteins from normal to infectious form. b. Latent viral infections are almost always fatal. c. During latent infections, small amounts of virus are produced, and virus numbers build up over time. d. Latent infections can persist for years in an individual without causing any symptoms.
Which of the following statements concerning nucleic acids is CORRECT?
A) Nucleic acid strands are held together by hydrogen bonds between adjacent carbohydrates. B) Cellular DNA is double stranded. C) All viruses have DNA genomes. D) The nucleic acid polymer is composed of peptide bonds. E) There are three naturally occurring purines in nucleic acids.
Under what circumstances is a mixed Nash equilibrium the solution to the hawk-dove game?
a. always when the cost of fighting equals the benefit of a victory b. always when the cost of fighting is greater than the benefit of a victory c. always when the strategy of the other player is unpredictable d. when the strategy of the other player is unpredictable and the cost of fighting is greater than the benefit of a victory