Biochemistry Archives - Page 28 of 102 -

In normal phase HPLC, there is a

Biochemistry, Hplc / admin

Question: In normal phase HPLC, there is a
[A].

non polar solvent/polar column

[B].

polar solvent/non-polar column

[C].

non polar solvent/non-polar column

[D].

any of the above

Answer: Option A

Explanation:

No answer description available for this question.

In normal phase HPLC, there is a Read More »

Biochemistry, Hplc

Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)?

Biochemistry, Hplc / admin

Question: Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)?
[A].

Greater sensitivity and reusable columns

[B].

Ideal for ionic species and large molecules

[C].

Sample recovery

[D].

All of the above

Answer: Option D

Explanation:

No answer description available for this question.

Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? Read More »

Biochemistry, Hplc

Fructose-2,6-bisphosphate

Biochemistry, Glycolysis / admin

Question: Fructose-2,6-bisphosphate
[A].

activates fructose-1,6-bisphosphatase

[B].

activates phosphofructokinase

[C].

inhibits fructose-1,6-bisphosphatase

[D].

both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Fructose-2,6-bisphosphate Read More »

Biochemistry, Glycolysis

In the glycogen synthase reaction, the precursor to glycogen is

Biochemistry, Glycolysis / admin

Question: In the glycogen synthase reaction, the precursor to glycogen is
[A].

glucose-6-P

[B].

UTP-glucose

[C].

UDP-glucose

[D].

glucose-1-P

Answer: Option C

Explanation:

No answer description available for this question.

In the glycogen synthase reaction, the precursor to glycogen is Read More »

Biochemistry, Glycolysis

Glucose from the breakdown of glycogen is obtained in

Biochemistry, Glycolysis / admin

Question: Glucose from the breakdown of glycogen is obtained in
[A].

the liver by phosphorolysis

[B].

the muscles by phosphorolysis

[C].

the muscles by hydrolysis

[D].

both (a) and (b)

Answer: Option D

Explanation:

No answer description available for this question.

Glucose from the breakdown of glycogen is obtained in Read More »

Biochemistry, Glycolysis

Glycogen has

Biochemistry, Glycolysis / admin

Question: Glycogen has
[A].

α-1,4 linkage

[B].

α-1,6 linkages

[C].

α-1,4 and α-1,6 linkages

[D].

α-1,4 and β-1,6 linkage

Answer: Option C

Explanation:

No answer description available for this question.

Glycogen has Read More »

Biochemistry, Glycolysis

During glycolysis, the major energy generating step involves

Biochemistry, Glycolysis / admin

Question: During glycolysis, the major energy generating step involves
[A].

pyruvate kinase

[B].

phosphoglycerate kinase

[C].

glyceraldehyde-3 -dehydrogenase

[D].

Phosphofructokinase

Answer: Option C

Explanation:

No answer description available for this question.

During glycolysis, the major energy generating step involves Read More »

Biochemistry, Glycolysis

Which of the following regulates glycolysis steps?

Biochemistry, Glycolysis / admin

Question: Which of the following regulates glycolysis steps?
[A].

Phosphofructokinase

[B].

Hexose kinase

[C].

Pyruvate kinase

[D].

All of these

Answer: Option D

Explanation:

No answer description available for this question.

Which of the following regulates glycolysis steps? Read More »

Biochemistry, Glycolysis

Glycolytic pathway regulation involves

Biochemistry, Glycolysis / admin

Question: Glycolytic pathway regulation involves
[A].

allosteric stimulation by ADP

[B].

allosteric inhibition by ATP

[C].

feedback, or product, inhibition by ATP

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Glycolytic pathway regulation involves Read More »

Biochemistry, Glycolysis

A kinase is an enzyme that

Biochemistry, Glycolysis / admin

Question: A kinase is an enzyme that
[A].

removes phosphate groups of substrates

[B].

uses ATP to add a phosphate group to the substrate

[C].

uses NADH to change the oxidation state of the substrate

[D].

removes water from a double bond

Answer: Option B

Explanation:

No answer description available for this question.

A kinase is an enzyme that Read More »

Biochemistry, Glycolysis