A. Consider the following DNA sequence (coding strand) located near the middle of the coding region of a gene in lampreys. The numbers atop the nucleotides represent the position # of a nucleotide. The underlined nucleotides denote a codon in frame. The figure also identifies the sequence of a complete intron. DNA 50 55 60 65 70 75 80 85 5' - CCTGAGTCCGÁGGGTGAACGAG TAGTAGTAGTAGTAGTAGTAG, 3' Intron A. Which of the following is almost certain to result in a shorter than normal DNA? You may In choose more than one answer. any event, explain your choice(s). I. T→A mutation at nucleotide #59 II. G→T mutation at nucleotide #60 III. 3 nucleotide deletion in the middle of the intron IV. C→Amutation at nucleotide #54 B. In your opinion, could the intron sequence serve as a molecular marker? In your own words, explain your reasoning.
A. Consider the following DNA sequence (coding strand) located near the middle of the coding region of a gene in lampreys. The numbers atop the nucleotides represent the position # of a nucleotide. The underlined nucleotides denote a codon in frame. The figure also identifies the sequence of a complete intron. DNA 50 55 60 65 70 75 80 85 5' - CCTGAGTCCGÁGGGTGAACGAG TAGTAGTAGTAGTAGTAGTAG, 3' Intron A. Which of the following is almost certain to result in a shorter than normal DNA? You may In choose more than one answer. any event, explain your choice(s). I. T→A mutation at nucleotide #59 II. G→T mutation at nucleotide #60 III. 3 nucleotide deletion in the middle of the intron IV. C→Amutation at nucleotide #54 B. In your opinion, could the intron sequence serve as a molecular marker? In your own words, explain your reasoning.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Question
![A. Consider the following DNA sequence (coding strand) located near the middle of the coding
region of a gene in lampreys. The numbers atop the nucleotides represent the position # of a
nucleotide. The underlined nucleotides denote a codon in frame. The figure also identifies the
sequence of a complete intron.
DNA
50
55
60
65
70
75
80
85
5' - CCTGAGTCCGAGGGTGAACGAG TAGTAGTAGTAGTAGTAGTAG- 3'
Intron
A. Which of the following is almost certain to result in a shorter than normal DNA? You may
choose
than
In
event,
explain
choice(s).
more
one
answer.
any
your
I. T→A mutation at nucleotide #59
II. G→T mutation at nucleotide #60
III. 3 nucleotide deletion in the middle of the intron
IV. C>A mutation at nucleotide #54
B. In your opinion, could the intron sequence serve as a molecular marker? In your own words,
explain your reasoning.
C. Suppose the base at position 70 changes to A (adenine), would this be considered a mutation?
In your own words, explain your reasoning.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcfce4424-a5a4-469d-8d94-be8405062d1a%2Fc4f83e63-f599-46dc-8af1-33507b71f8a5%2Fzzxtaza_processed.png&w=3840&q=75)
Transcribed Image Text:A. Consider the following DNA sequence (coding strand) located near the middle of the coding
region of a gene in lampreys. The numbers atop the nucleotides represent the position # of a
nucleotide. The underlined nucleotides denote a codon in frame. The figure also identifies the
sequence of a complete intron.
DNA
50
55
60
65
70
75
80
85
5' - CCTGAGTCCGAGGGTGAACGAG TAGTAGTAGTAGTAGTAGTAG- 3'
Intron
A. Which of the following is almost certain to result in a shorter than normal DNA? You may
choose
than
In
event,
explain
choice(s).
more
one
answer.
any
your
I. T→A mutation at nucleotide #59
II. G→T mutation at nucleotide #60
III. 3 nucleotide deletion in the middle of the intron
IV. C>A mutation at nucleotide #54
B. In your opinion, could the intron sequence serve as a molecular marker? In your own words,
explain your reasoning.
C. Suppose the base at position 70 changes to A (adenine), would this be considered a mutation?
In your own words, explain your reasoning.
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