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Biochemistry

Micelles of fatty acids in water are organized such that the __________ faces the solvent and the __________ are directed toward the interior

Biochemistry, Lipid /
Question: Micelles of fatty acids in water are organized such that the __________ faces the solvent and the __________ are directed toward the interior
[A].

carboxylic acid groups, hydrocarbon chains heads

[B].

hydrophilic heads, hydrophobic tails

[C].

hydrocarbon chains, carboxylic acid groups

[D].

both (a) and (b)

Answer: Option D

Explanation:

No answer description available for this question.

Micelles of fatty acids in water are organized such that the __________ faces the solvent and the __________ are directed toward the interior Read More »

Biochemistry, Lipid

Different form of a plasmid, on an agarose gel, after electrophoresis may be in which of the following sequence in decreasing molecular weight?

Biochemistry, Immunological Techniques /
Question: Different form of a plasmid, on an agarose gel, after electrophoresis may be in which of the following sequence in decreasing molecular weight?
[A].

Open circular, super coiled, linear plasmid DNA

[B].

Linear plasmid, open circular, super coiled plasmid

[C].

Open circular, super coiled, linear plasmid DNA

[D].

Open circular, linear plasmid, super coiled plasmid

Answer: Option B

Explanation:

No answer description available for this question.

Different form of a plasmid, on an agarose gel, after electrophoresis may be in which of the following sequence in decreasing molecular weight? Read More »

Biochemistry, Immunological Techniques

Agarose gel electrophoresis and pulsed field gel electrophoresis may be used to resolve respectively

Biochemistry, Immunological Techniques /
Question: Agarose gel electrophoresis and pulsed field gel electrophoresis may be used to resolve respectively
[A].

2000 kb and 20kb DNA

[B].

1000 kb and l0kb DNA

[C].

20 kb and 2000 kb DNA

[D].

10 kb and 1000 kb DNA

Answer: Option C

Explanation:

No answer description available for this question.

Agarose gel electrophoresis and pulsed field gel electrophoresis may be used to resolve respectively Read More »

Biochemistry, Immunological Techniques

Agarose a porous matrix used in various molecular biology technique is made by repetitive units of

Biochemistry, Immunological Techniques /
Question: Agarose a porous matrix used in various molecular biology technique is made by repetitive units of
[A].

maltose

[B].

agarobiose

[C].

agar

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Agarose a porous matrix used in various molecular biology technique is made by repetitive units of Read More »

Biochemistry, Immunological Techniques

DNA- footprinting is a suitable technique for identifying which of the following?

Biochemistry, Immunological Techniques /
Question: DNA- footprinting is a suitable technique for identifying which of the following?
[A].

Particular mRNA in mixture

[B].

Particular t-RNA in mixture

[C].

Introns within DNA

[D].

Protein binding site within DNA

Answer: Option D

Explanation:

No answer description available for this question.

DNA- footprinting is a suitable technique for identifying which of the following? Read More »

Biochemistry, Immunological Techniques

In Counter immunoelectrophoresis

Biochemistry, Immunological Techniques /
Question: In Counter immunoelectrophoresis
[A].

electrophoresis will drive the antibody and antigen parallel to each other

[B].

electrophoresis will drive the antibody and antigen toward each other

[C].

the antibody will migrate towards anode

[D].

the antibody will migrate towards cathode

Answer: Option B

Explanation:

No answer description available for this question.

In Counter immunoelectrophoresis Read More »

Biochemistry, Immunological Techniques

In Rocket Immunodiffusion the length of the rocket is

Biochemistry, Immunological Techniques /
Question: In Rocket Immunodiffusion the length of the rocket is
[A].

proportional to the amount of antibody placed in each well

[B].

inversely proportional to the amount of antibody placed in each well

[C].

inversely proportional to the amount of antigen placed in each well

[D].

proportional to the amount of antigen placed in each well

Answer: Option D

Explanation:

No answer description available for this question.

In Rocket Immunodiffusion the length of the rocket is Read More »

Biochemistry, Immunological Techniques