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32.4.27: Chapter 28

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    460339
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    Problem 28-2 0b6c6804e349904168985eab68fdc894c9855567
    Problem 28-3 (5′) ACGGATTAGCC (3′)
    Problem 28-4 The figure shows two hydrogen bonding in the structure of adenine and uracil base pairs where the bases act as hydrogen bond donors and acceptors.
    Problem 28-5 (3′) CUAAUGGCAU (5′)
    Problem 28-6 (5′) ACTCTGCGAA (3′)
    Problem 28-7
    (a) GCU, GCC, GCA, GCG
    (b) UUU, UUC
    (c) UUA, UUG, CUU, CUC, CUA, CUG
    (d) UAU, UAC
    Problem 28-8
    (a) AGC, GGC, UGC, CGC
    (b) AAA, GAA
    (c) UAA, CAA, GAA, GAG, UAG, CAG
    (d) AUA, GUA
    Problem 28-9 Leu-Met-Ala-Trp-Pro-Stop
    Problem 28-10 (5′) TTA-GGG-CCA-AGC-CAT-AAG (3′)
    Problem 28-11 The cleavage is an SN1 reaction that occurs by protonation of the oxygen atom followed by loss of the stable triarylmethyl carbocation.
    Problem 28-12 E 2 reaction mechanism between beta cyanoethyl protecting group and ammonia. A downward arrow pointing from the lone airs of ammonia to H bonded with C H C N.

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