A defective ribosome would have the MOST detrimental effect on
A. translation.
B. replication.
C. replication and translation.
D. replication and transcription.
E. transcription.
Answer: A
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Antibody titer can be measured by
A) negative microscopy. B) agglutination. C) plate counts done after isolating the pathogen. D) polymerase chain reaction.
When comparing DNA sequences of similar genes for proteins in related species, you see that some of the sequences are longer in one species compared to the other
Which of the following would most likely represent the extra number of bases that you would see? A. 5 B. 7 C. 17 D. 21 E. 25
A bacterium is found that can photosynthesize in the presence of light but uses hydrogen sulfide and releases elemental sulfur as a bi-product. This organism can best be classified as a
A. chemolithoautotroph. B. chemoheterotroph. C. photoautotroph. D. photoheterotroph. E. pathogen.
Which evidence for evolution uses impressions of plants and animals pressed into sedimentary rock?
A. fossil record B. biogeography C. comparative anatomy D. comparative embryology E. comparative biochemistry