Biochemistry | Genetic Regulation Prokaryotes

Which of the following occur in the presence of glucose?

Byadmin July 25, 2022

Question: Which of the following occur in the presence of glucose?
[A].

lac Z gene expression is increased

[B].

cAMP increases

[C].

Binding of CAP-cAMP complex to the promoter area decreases

[D].

none of the above

Answer: Option C

Explanation:

No answer description available for this question.

Biochemistry | Enzymes | Medical Mcqs

A example of a preventive antioxidant is_______________?

A example of a preventive antioxidant is_______________?

A. Catalase
B. Tocopherol
C. Superoxide dismutase
D. Urate

Read More A example of a preventive antioxidant is_______________?
Atp Synthesis And Fatty Acid Oxidation | Biochemistry

Long-chain fatty acids are oxidized step-wise in one carbon units starting from the

Question: Long-chain fatty acids are oxidized step-wise in one carbon units starting from the
[A].

carboxyl end
[B].
aliphatic end
[C].
both (a) and (b)
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More Long-chain fatty acids are oxidized step-wise in one carbon units starting from the
Biochemistry | Cell Signalling And Transduction

A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?

Question: A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?
[A].

It is in the heart muscle
[B].
It is also the site of production for the signaling molecule
[C].
It contains the receptor for the signaling molecule
[D].
It is incapable of signal transduction

Answer: Option C

Explanation:

No answer description available for this question.

Read More A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?
Amino Acid Metabolism | Biochemistry

Histidine is degraded to α-ketoglutarate and is described as a

Question: Histidine is degraded to α-ketoglutarate and is described as a
[A].

gluco amino acid
[B].
glucogenic amino acid
[C].
ketogenic amino acid
[D].
keto-gluco amino acid

Answer: Option B

Explanation:

No answer description available for this question.

Read More Histidine is degraded to α-ketoglutarate and is described as a
Biochemistry | Protein And Nucleic Acid Interactions

Cleavage of DNA by EcoRI endonuclease results in the formation of

Question: Cleavage of DNA by EcoRI endonuclease results in the formation of
[A].

two 3′-OH ends and two 5′-phosphate ends
[B].
one 3′-OH end and one 5′-phosphate end
[C].
two 3′-phosphate ends and two 3′-OH ends
[D].
one 3′-OH end and two 5′-phosphate end

Answer: Option A

Explanation:

No answer description available for this question.

Read More Cleavage of DNA by EcoRI endonuclease results in the formation of
Biochemistry | pH and Macromolecules | Water

A solution with pH = 5 is __________ than a solution with pH = 7.

Question: A solution with pH = 5 is __________ than a solution with pH = 7.
[A].

2 times more basic
[B].
10 times more basic
[C].
10 times more acidic
[D].
100 times more acidic

Answer: Option D

Explanation:

No answer description available for this question.

Read More A solution with pH = 5 is __________ than a solution with pH = 7.

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