Polymerase Chain Reaction

Question: For gene transfer to be effective, transforming DNA must be
[A].

incorporated into the bacterial chromosome

[B].

incorporated into a viral genome

[C].

free in the bacterial cytoplasm

[D].

none of the above

Answer: Option A

Explanation:

No answer description available for this question.

Question: Bacteriophages are
[A].

cells in the blood that eat bacteria

[B].

a class of bacteria

[C].

bacterial viruses

[D].

none of the above

Answer: Option C

Explanation:

No answer description available for this question.

Question: DNA fragments in a restriction digest can be separated by electrophoresis in
[A].

poly acrylamide

[B].

agarose gel

[C].

both (a) and (b)

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

Question: Additional mono saccharides are added in Golgi to produce
[A].

either high mannose type oligosaccharide or a complex type

[B].

either fructose type monosaccharide or a complex type

[C].

either high sucrose type polysaccharide or a complex type

[D].

none of the above

Answer: Option A

Explanation:

No answer description available for this question.

Question: Bactriophages absorb to a bacterial surface and inject the phage DNA through the
[A].

cell wall into cytosol

[B].

cell wall into plasmamembrane

[C].

both (a) and (b)

[D].

cell wall into endoplasmic reticulum

Answer: Option A

Explanation:

No answer description available for this question.

Question: Genomic libraries are made from
[A].

genomic DNA of an organism

[B].

genomic RNA of an organism

[C].

genomic cDNA of an organism

[D].

genomic mRNA of an organism

Answer: Option A

Explanation:

No answer description available for this question.

Question: Double stranded DNA denaturation with specified limit of temperature is
[A].

reversible reaction

[B].

irreversible reaction

[C].

either (a) or (b)

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Northern blotting is
[A].

widely different than southern blotting

[B].

another name for southern blotting

[C].

analogous to southern blotting

[D].

none of the above

Answer: Option C

Explanation:

No answer description available for this question.

Question: In a PCR reaction after four cycles, each molecule of a duplex DNA will give rise to
[A].

16 single strands of DNA

[B].

16 double stranded DNA

[C].

18 single strands of DNA

[D].

18 double stranded DNA

Answer: Option A

Explanation:

No answer description available for this question.

Question: PCR can be used in
[A].

cloning

[B].

sequencing

[C].

medical diagnosis and forensic medicine

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.