Shrews have been documented to travel across frozen lakes and establish populations on previously uninhabited islands; thus, the shrews have a limited gene pool. If this limited gene pool has allele frequencies that are very different from the allele
frequencies found in the original population, then this would be an example of:
A) natural selection. B) divergent evolution.
C) founder effect. D) population bottleneck.
Answer: C
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Which type of molecule organizes transmembrane proteins into lipid rafts?
a. phospholipid b. glycolipid c. cholesterol d. glycoprotein
Proteins consist of
a. monosaccharides linked in chains. b. amino acid units. c. polysaccharide units. d. condensed fatty acids.
Temperate phages are those that can enter either the ________ or ________ cycle
A) lytic; lysogenic B) complementing; competing C) functional; nonfunctional D) lytic; phagocytic E) virulent; avirulent
All of the following pertain to genital warts, except
A. they are sexually transmitted. B. they often occur on the penis, vagina, and cervix. C. the are not common in the United States. D. they include large cauliflower-like masses called condylomata acuminata. E. certain strains strongly predispose a person to cancer of the cervix or penis.