Course

Genetics

Study Pack

Set 23 Molecular Evolution

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Question 1

(Multiple Choice)

Free
Higher substitution rates are seen in ________ than in ________.

A)coding regions,noncoding regions
B)5' flanking regions,3' flanking regions
C)first codon positions,second codon positions
D)introns,exons
E)charged amino acid codons,noncharged amino acid codons

Answer

Question 2

(True False)

Free
The noncoding 5' flanking region of genes is more constrained by selection than the noncoding 3' flanking region.

Answer

Question 3

(Multiple Choice)

Free
Which of the following types of proteins evolves at the slowest rate?

A)Peptide hormones
B)Collagen
C)Insulin
D)Histones
E)Lipoprotein

Answer