BIOL133 Chp 14 Week 10 study material.docx - Question 1 of...

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Question 1 of 10 1.0/ 1.0 Points Chargaff’s rule is supported by what statement? A. A + T and C + G B. A + C and T + G C. A + G = T + C D. A - T + G - C E. A + T + G = C
Question 2 of 10 1.0/ 1.0 Points A mutation causes a codon to change from UAC to UAU, both of which specify tyrosine. This is an example of
B. missense mutation C. silent mutation D. nonsense mutation Question 3 of 10 1.0/ 1.0 Points ________ creates fragments on the lagging strand.
E. DNA polymerase I Question 4 of 10 1.0/ 1.0 Points Some scientists have proposed that the earliest forms of life may have existed in an “RNA World” where RNA was both the genetic material and responsible for enzymatic activity. Imagine that you have recreated such a life form. What would demonstrate that RNA, but not protein or DNA, is necessary and sufficient for these functions?

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