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Biotechnology

An established cell line can be called where it has been subcultured at least

Question: An established cell line can be called where it has been subcultured at least
[A].

70 times at an interval of 3 days between subcultures

[B].

40 times at an interval of 3 days between subcultures

[C].

70 times at an interval of 1 day between subcultures

[D].

50 times at an interval of 3 days between subcultures

Answer: Option A

Explanation:

No answer description available for this question.

An established cell line can be called where it has been subcultured at least Read More »

Animal Cell Culture And Regulation, Biotechnology

At low glucose concentration, below 0.25 mmol/litre, large portions of glucose and glutamine is shunted via

Question: At low glucose concentration, below 0.25 mmol/litre, large portions of glucose and glutamine is shunted via
[A].

oxidative pathway

[B].

anaerobic pathway

[C].

both (a) and (b)

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

At low glucose concentration, below 0.25 mmol/litre, large portions of glucose and glutamine is shunted via Read More »

Animal Cell Culture And Regulation, Biotechnology

Excess CO2 suppress cell growth and productivity by

Question: Excess CO2 suppress cell growth and productivity by
[A].

inhibiting respiration

[B].

altering intracellular pH by diffusing across cell membrane

[C].

both (a) and (b)

[D].

altering pH of the medium

Answer: Option C

Explanation:

No answer description available for this question.

Excess CO2 suppress cell growth and productivity by Read More »

Animal Cell Culture And Regulation, Biotechnology

DNA microinjection into the egg has been used to produce which of the following transgenic animals?

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.

DNA microinjection into the egg has been used to produce which of the following transgenic animals? Read More »

Animal Breeding And Transgenic Animal, Biotechnology

DNA is microinfected into the fertilized egg

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.

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Animal Breeding And Transgenic Animal, Biotechnology