How does the binding of a regulatory molecule to the allosteric site affect the activity of an enzyme? (Check all that apply.)
A. It may change the maximum velocity of the enzyme.
B. It may decrease the activity of the enzyme.
C. It may increase the activity of the enzyme.
D. It may change the affinity of the enzyme for its substrate.
E. It causes the enzyme to denature and become inactive.
F. It may cause the active site to disappear altogether.
G. It may change the shape of the enzyme.
Answer:
A. It may change the maximum velocity of the enzyme.
B. It may decrease the activity of the enzyme.
C. It may increase the activity of the enzyme.
D. It may change the affinity of the enzyme for its substrate.
G. It may change the shape of the enzyme.
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Mendel’s monohybrid experiment results led to his
law of __________. Fill in the blank(s) with the appropriate word(s).
The structure in the accompanying figure labeled as 4 is:
a. haploid.
b. diploid.
c. a zygote.
d. polyploid.
e. produced by meiosis
The methyl red test is intended to detect organisms that are capable of _____________
Fill in the blank(s) with the appropriate word(s)
Single-celled eukaryotes lacking a cell wall are
A. protozoa. B. fungi. C. algae. D. insects. E. water molds.