Animal Breeding And Transgenic Animal

Question: DNA into fish is injected into
[A].

pronuclei

[B].

cytoplasm

[C].

both (a) and (b)

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: In transgenic fish, the genes are introduced by
[A].

microinjection in fish

[B].

viruses

[C].

transfer of whole nuclei

[D].

all of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Animal pharming can be defined as
[A].

growing animals for farming

[B].

programming animals to produce novel products

[C].

generating transgenic animals for farming

[D].

none of the above

Answer: Option B

Explanation:

No answer description available for this question.

Question: DNA microinjection into the egg has been used to produce which of the following transgenic animals?
[A].

Mice

[B].

Chicken

[C].

Pigs

[D].

All of these

Answer: Option D

Explanation:

No answer description available for this question.

Question: DNA is microinfected into the fertilized egg
[A].

after the fusion of male and female nuclei

[B].

before the fusion of male and female nuclei

[C].

at the time of fusion of male and female nuclei

[D].

any time, it can be infected

Answer: Option B

Explanation:

No answer description available for this question.

Question: Chromosomes may be isolated from metaphase cells by
[A].

hypertonic lysis

[B].

hypotonic lysis

[C].

either (a) or (b)

[D].

isotonic lysis

Answer: Option B

Explanation:

No answer description available for this question.

Question: For the transfer of whole individual chromosomes, they are isolated from the cells at
[A].

prophase

[B].

metaphase

[C].

telophase

[D].

anaphase

Answer: Option B

Explanation:

No answer description available for this question.

Question: Fusion of karyoplast with the enucleated cell is achieved in presence of
[A].

cytochalasin B

[B].

polyethylene glycol

[C].

both (a) and (b)

[D].

alcohol

Answer: Option B

Explanation:

No answer description available for this question.

Question: Karyoplast is
[A].

cells devoid of cell wall

[B].

nuclei

[C].

nuclei with only some residual plasma membrane

[D].

cell with nucleus

Answer: Option C

Explanation:

No answer description available for this question.

Question: Enucleation of the cells can be achieved by treating the cells with
[A].

polyethylene glycol

[B].

cytochalasin B

[C].

both (a) and (b)

[D].

alcohol

Answer: Option B

Explanation:

No answer description available for this question.