For 20-22 . Consider the following DNA sequence of the non-template strand: 5’ A

Question

For 20-22. Consider the following DNA sequence of the non-template strand:

5’ ATGAAGTTTGGCTAA 3’

Each of the following sequences contain a type of mutation:

A) 5’ ATGAAGTTGGCTAA 3’

B) 5’ ATGAAGTTTAGCTAA 3’

C) 5’ ATGTAGTTTGGCTAA 3’

D) 5’ ATGAAGTTTGGTTAA 3’

Consult the CODON table on the last page of the test to answer the following questions:

20. Which of the following has a Silent mutation?

A)       B)        C)        D)        E) None

21. Which of the following has a Nonsense mutation?

A)        B)        C)        D)        E) None

22. Which of the following has a Frameshift mutation?

A)        B)        C)        D)        None

Explanation / Answer

20 silent D

21. nonsense C

22. frameshift none or Num B

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