front 1 According to Beadle and Tatum's hypothesis, how many genes
are necessary for this | back 1 2 |
front 2 A mutation results in a defective enzyme A. Which of the following
would be a consequence | back 2 an accumulation of A and no production of B and C |
front 3 If A, B, and C are all required for growth, a strain that is mutant
for the gene-encoding | back 3 minimal medium supplemented with nutrient B only |
front 4 If A, B, and C are all required for growth, a strain mutant for the
gene-encoding enzyme B | back 4 minimal medium supplemented with C only |
front 5 A possible sequence of nucleotides in the template strand of DNA that
would code for the | back 5 3' AAA-GAA-TAA-CAA 5' |
front 6 21 Copyright © 2014 Pearson Education, Inc. 6) What amino acid sequence will be generated, based on the
following mRNA codon sequence? | back 6 met-ser-ser-leu-ser-leu |
front 7 A peptide has the sequence NH2-phe-pro-lys-gly-phe-pro-COOH. Which of
the following | back 7 5' TTT-CCC-AAA-GGG-TTT-CCC |
front 8 Given the locally unwound double strand in Figure 14.3, in which
direction does the RNA | back 8 3' → 5' along the template strand |
front 9 In the transcription event of the previous DNA, where would the
promoter be located? | back 9 to the right of the template strand |
front 10 The dipeptide that will form will be | back 10 proline-threonine. |
front 11 The anticodon loop of the first tRNA that will complement this mRNA
is | back 11 3' GGC 5' |
front 12 What type of bonding is responsible for maintaining the shape of the
tRNA molecule in | back 12 hydrogen bonding between base pairs |
front 13 Figure 14.5 represents tRNA that recognizes and binds a particular
amino acid (in this | back 13 UUC |
front 14 The tRNA shown in Figure 14.5 has its 3' end projecting beyond its 5
end. What will occur | back 14 The amino acid binds covalently. |
front 15 The enzyme polynucleotide phosphorylase randomly assembles
nucleotides into a | back 15 8 |
front 16 You add polynucleotide phosphorylase to a solution of ATP, GTP, and
UTP. How many | back 16 27 |
front 17 A transfer RNA (#1) attached to the amino acid lysine enters the
ribosome. The lysine binds to | back 17 E site |
front 18 Which component of the complex described enters the exit tunnel
through the large subunit of | back 18 newly formed polypeptide |
front 19 In eukaryotic cells, transcription cannot begin until | back 19 several transcription factors have bound to the promoter. |
front 20 Which of the following is not true of a codon? | back 20 It extends from one end of a tRNA molecule. |
front 21 The anticodon of a particular tRNA molecule is | back 21 complementary to the corresponding mRNA codon. |
front 22 Which of the following is not true of RNA processing? | back 22 Exons are cut out before mRNA leaves the nucleus. |
front 23 Which component is not directly involved in translation? | back 23 DNA |
front 24 Using the following figure, identify a 5' → 3' sequence of
nucleotides in the DNA template A) 5´-UUUGGGAAA-3' | back 24 5´-CTTCGGGAA-3' |
front 25 Which of the following mutations would be most likely to have a
harmful effect on an | back 25 a single nucleotide insertion downstream of, and close to, the start of the coding sequence |