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Question 18N.1.HL.TZ0.27

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.HL.TZ0.27
Level HL Paper 1 Time zone TZ0
Command term Deduce Question number 27 Adapted from N/A
27.
[Maximum mark: 1]
18N.1.HL.TZ0.27

Sanger developed a method for determining DNA base sequences using terminating nucleotides called dideoxyribonucleotides. After an incubation period, the DNA samples are run on an electrophoresis gel. Results are shown in the diagram.

What is the base sequence of the original DNA template strand?

A.   A C G C C C G A G T A G C C C A G A T T

B.   U G C G G G C U C A U C G G G U C U A A

C.   A C G C C C G A G U A G C C C A G A U U

D.   T G C G G G C T C A T C G G G T C T A A

[1]

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D

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