Archaeal promoters are most similar to those of ________.

A. bacteria
B. viruses
C. eukaryotes
D. both viruses and bacteria


Answer: C

Biology & Microbiology

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The Gram stain and the endospore stain both use

A. crystal violet. B. iodine. C. safranin. D. malachite green. E. acidic dyes.

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A new vaccine for two of the known causes of

cervical cancer (HPV strains 16 and 18) is called a. Vagasil. b. Gardasil. c. Viagrasil. d. Cervasil. e. none of these.

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The protection provided through transfer of antibodies from mother to fetus is an example of

A. active immunity. B. autoimmunity. C. clonal selection. D. passive immunity. E. cell-mediated immunity.

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If you have blood type A, which of the following is true about you?

a) you can donate blood to Type B and Type AB only b) you can receive blood from Type B and Type O only c) you have A antigens d) you produce antibodies to attack A antigens e) you are the universal donor

Biology & Microbiology