Biology, 10.11.2019 01:31, notsosmart249
Wild-type strains of e. coli have a trna with a 5′-gua-3′ anticodon that recognizes the uac codon for tyrosine. we can represent this trna as gua-trnatyr. suppose you isolated a strain of e. coli in which a mutation changed the anticodon in this trna to 5′-cua-3′ (creating cua-trnatyr). answer the following questions about translation elongation in each strain. for each answer, type in "yes" or "no".
a. will the wildtype trna recognize a normal uac codon in the a site?
b. will the mutant trna recognize a normal uac codon in the a site?
c. will the wildtype trna recognize a stop codon in the a site?
d. will the mutant trna recognize a stop codon in the a site?
e. will peptide bond formation occur with the wildtype trna bound in the a site?
f. will peptide bond formation occur with the mutant trna bound in the a site?
g. will the normal, wildtype protein be produced in the wildtype strain?
h. will the normal, wildtype protein be produced in the mutant strain?
Answers: 3
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Some technological solutions to problems like global warming meet the specific needs and situations of local communities. an example from india involves converting the solid waste from cattle into clean-burning fuel for cooking. this reduces the amount of greenhouse gases, specifically methane and carbon dioxide, released into the environment from wood fires. when evaluating the feasibility of implementing this solution, computer models are used to weigh costs against benefits. what factor is least likely to impact the decision on adopting this technology?
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Wild-type strains of e. coli have a trna with a 5′-gua-3′ anticodon that recognizes the uac codon fo...
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