Biotechnology

Neutralized activated charcoal is occasionally added to young regenerating cultures to

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Question: Neutralized activated charcoal is occasionally added to young regenerating cultures to
[A].

remove toxic phenolics produced by the stressed plant cell

[B].

help to remove plants growth regulators introduced at an earlier stage

[C].

both (a) and (b)

[D].

maintain the pH of the medium

Answer: Option C

Explanation:

No answer description available for this question.

Nitrogen in the plant cell culture media is provided by either ammonia or nitrate salt. In the media

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Question: Nitrogen in the plant cell culture media is provided by either ammonia or nitrate salt. In the media
[A].

utilization of ammonium cause culture pH to drop while utilization of nitrate cause culture pH to rise

[B].

utilization of nitrate cause culture pH to drop while utilization of ammonium cause culture pH to rise

[C].

utilization of both ammonium and nitrate result in rise in pH

[D].

utilization of both ammonium and nitrate result in drop in pH

Answer: Option A

Explanation:

No answer description available for this question.

Advantage of microprojectile method over microinjection method for gene transfer in plants include

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Question: Advantage of microprojectile method over microinjection method for gene transfer in plants include
[A].

intact cells are used

[B].

method is universal in its application irrespective of all shape, size, type and presence or absence of cell wall

[C].

gene can be transferred to many cells simultaneously

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.