Suppose a mutant strain can survive if substrate 5 is added to the growth medium but it cannot grow if substrates 1, 2, 3, or 4 are added. Which enzyme in the pathway is affected in this mutant?
a. enzyme C
b. enzyme B
c. enzyme E
d. enzyme D
e. enzyme A

answer:

Suppose a mutant strain can survive if substrate 5 is added to the growth medium but it cannot grow if substrates 1, 2, 3, or 4 are added. Which enzyme in the pathway is affected in this mutant?

a. enzyme C

b. enzyme B

c. enzyme E

d. enzyme D

e. enzyme A

Explanation:

a adaptation is when organism changes itself to fit the environment

ex. when its cold outside i wear a jacket

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