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Question 17N.3.HL.TZ0.10b

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.HL.TZ0.10b
Level HL Paper 3 Time zone TZ0
Command term State Question number b Adapted from N/A
b.
[Maximum mark: 1]
17N.3.HL.TZ0.10b

The table shows a comparison of DNA base sequences in several yeast (Saccharomyces) genomes.

[Source: P. F. Cliften et al. (2001) ‘Surveying Saccharomyces Genomes to Identify Functional Elements by Comparative DNA Sequence Analysis’, Genome Research, 11, pp. 1175–1186. © Cold Spring Harbor Laboratory Press. Reproduced with permission.]

(b)

State how similar nucleotide sequences can be identified.

[1]

Markscheme

BLASTn/sequence alignment software

“n” required in BLASTn

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