1. Four genes (A,B,C,D) of a bacterium code for four enzymes (A,B,C,D), which act sequentially to catalyze the production of compound D, as follows. enzyme A enzyme B enzyme C enzyme D precursor -----> compound A -----> compound B -----> compound C -----> compound D A number of mutant strains of the bacterium are isolated, which grow only on supplemented media, as outlined below. Medium supplemented with Compound A Compound B Compound C Compound D Strain 1 No growth No growth Growth Growth Strain 2 No growth Growth Growth Growth Strain 3 No growth No growth No growth Growth a. The mutation in strain 1 is in which gene? How do you know? ✓✓ b. The mutation in strain 2 is in which gene? How do you know? ✓✓ c. The mutation in strain 3 is in which gene? How do you know? ✓✓

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
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
icon
Related questions
Question
1. Four genes (A,B,C,D) of a bacterium code for four enzymes (A,B,C,D), which act sequentially to
catalyze the production of compound D, as follows.
enzyme A
enzyme B
enzyme C
enzyme D
precursor -----> compound A -----> compound B -----> compound C -----> compound D
A number of mutant strains of the bacterium are isolated, which grow only on supplemented media, as
outlined below.
Medium supplemented with
Compound A
Compound B
Compound C
Compound D
Strain 1
No growth
No growth
Growth
Growth
Strain 2
No growth
Growth
Growth
Growth
Strain 3
No growth
No growth
No growth
Growth
a.
The mutation in strain 1 is in which gene? How do you know? ✓✓
b. The mutation in strain 2 is in which gene? How do you know? ✓✓
c. The mutation in strain 3 is in which gene? How do you know? ✓✓
Transcribed Image Text:1. Four genes (A,B,C,D) of a bacterium code for four enzymes (A,B,C,D), which act sequentially to catalyze the production of compound D, as follows. enzyme A enzyme B enzyme C enzyme D precursor -----> compound A -----> compound B -----> compound C -----> compound D A number of mutant strains of the bacterium are isolated, which grow only on supplemented media, as outlined below. Medium supplemented with Compound A Compound B Compound C Compound D Strain 1 No growth No growth Growth Growth Strain 2 No growth Growth Growth Growth Strain 3 No growth No growth No growth Growth a. The mutation in strain 1 is in which gene? How do you know? ✓✓ b. The mutation in strain 2 is in which gene? How do you know? ✓✓ c. The mutation in strain 3 is in which gene? How do you know? ✓✓
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:
9780815344322
Author:
Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:
W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:
9781260159363
Author:
Martin, Terry R., Prentice-craver, Cynthia
Publisher:
McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Inquiry Into Life (16th Edition)
Biology
ISBN:
9781260231700
Author:
Sylvia S. Mader, Michael Windelspecht
Publisher:
McGraw Hill Education