What is telomere? State its function. from Biology NEET Year 201

Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsShort Answer Type

81.

What is cochlear microphonics?


82.

What is axon reflex?


83.

What is enterohepatic circulation of bile salt? Mention its significance.


84.

Mention the location and function of juxtaglomerular apparatus.


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85.

What is telomere? State its function.


Telomere is the end of chromosome, which consists of tandemly repeated short sequences of DNA. Each time a cell divides some sequences of the telomere are lost, eventually (after 60-100 divisions in an average cell) the cell dies. Replication of telomeres is directed by telomerase, an enzyme consisting of RNA and protein that is inactive in normal cells of higher organisms.


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86.

Name two internal characteristic features of class-Mammalia


87.

State the advantages of composite fish culture.


88.

What is riophorins?


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89.

What is pro-enzyme?


90.

Name two sulphur containing and two basic amino acids.


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