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Biochemistry

Electrophoresis of histones and myoglobin under non-denaturing conditions (pH = 7.0) results in

Biochemistry, Gel Electrophoresis /
Question: Electrophoresis of histones and myoglobin under non-denaturing conditions (pH = 7.0) results in
[A].

both proteins migrate to the anode

[B].

histones migrate to the anode and myoglobin migrates to the cathode

[C].

histones migrate to the cathode and myoglobin migrates to the anode

[D].

both proteins migrate to the cathode

Answer: Option C

Explanation:

No answer description available for this question.

Electrophoresis of histones and myoglobin under non-denaturing conditions (pH = 7.0) results in Read More »

Biochemistry, Gel Electrophoresis

Headspace analysis is carried out in order to

Biochemistry, Gas Chromatography /
Question: Headspace analysis is carried out in order to
[A].

analyse volatile compounds from solid or liquid samples

[B].

determine the psychological state of the tutor

[C].

analyse the column contents ahead of the sample

[D].

determine non-volatiles

Answer: Option A

Explanation:

No answer description available for this question.

Headspace analysis is carried out in order to Read More »

Biochemistry, Gas Chromatography

A retention gap is placed between the injector and the front of the column to

Biochemistry, Gas Chromatography /
Question: A retention gap is placed between the injector and the front of the column to
[A].

retain contaminants and prevent them from reaching the column

[B].

retain the sample and release it gradually to the column

[C].

prevent backflush of the injected solution

[D].

all of the above

Answer: Option A

Explanation:

No answer description available for this question.

A retention gap is placed between the injector and the front of the column to Read More »

Biochemistry, Gas Chromatography

Helium is generally preferred as carrier gas over nitrogen and hydrogen because

Biochemistry, Gas Chromatography /
Question: Helium is generally preferred as carrier gas over nitrogen and hydrogen because
[A].

it is inert

[B].

it has a lower viscosity

[C].

it doubles up as a party gas for balloons and funny voices

[D].

all of above

Answer: Option D

Explanation:

No answer description available for this question.

Helium is generally preferred as carrier gas over nitrogen and hydrogen because Read More »

Biochemistry, Gas Chromatography