Answer Key to Second Practice Test

Answer Key to Second Practice Test - Answer Key to Second...

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Answer Key to Second Practice Test 1. D Blue has the shortest wavelength of the choices that were listed. 2. AnyThis is not a well-worded question. If you look in Chapter 3, page 66, under the section pili and fimbriae, the book mentions that pili and fimbriae have been used interchangeably. In this case, the best answer would be D, all of the above. However, the book then goes on to distinguish between the two. Fimbriae are short, hairlike projections that number over 1000 per cell. Pili are longer and needed for bacterial conjugation or bacterial mating. If you differentiated between the two, then the best answer would be B. 3. A Remember that D-amino acids are rare in biology. L-amino acid usage is normally the rule. The D- and L- forms of amino acid isomers refer to the differing arrangements of atoms and functional groups around the alpha carbon of an amino acid. 4. D We haven’t discussed bacterial transformation yet, but we will in the next unit. 5.
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Answer Key to Second Practice Test - Answer Key to Second...

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