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Telemere repetitive DNA sequences contro...

Telemere repetitive DNA sequences control the function of eukarote chromosomes because they

A

act as replicons

B

are RNA transcription initiator

C

help chromosome pairing

D

prevent chromosomes loss

Text Solution

Verified by Experts

The correct Answer is:
D
Telomeres , i.e. the ends of chromosome , have repetitive DNA sequences and are stable and resistant to exonuclease digestion hence, prevent chromosome loss.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-MOLECULAR BASIS OF INHERITANCE-EXERCISE
  1. The length of DNA molecile greatly exceeds the dimensions of the nucle...

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  2. Molecular basis of organ differentiation depends on the modulation in ...

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  3. Telemere repetitive DNA sequences control the function of eukarote chr...

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  4. "One gene one enzyme" theory was proposed by

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  5. Amino acid sequence, in protein synthesis is decided by the sequence o...

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  6. Which one of the following makes use of RNA as a template to synthesiz...

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  7. Which one of the following hydrolyses internal phosphodiester, bonds i...

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  8. During transcription holoenzyme RNA polymerase binds to a DNA sequence...

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  9. Telomerase is an enzyme which is a

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  10. During replication of a bacterial chromosome DNA syntnthesis stars fro...

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  11. After a mutation at a genetic locus the character of an organism chan...

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  12. The telomeres of eukaryotic chromosomes consist of short sequences of

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  13. The following ratio is generally constant for a given species

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  14. During transcription, if the nucleotide sequence of the DNA strand tha...

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  15. DNA fingerprinting refers to

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  16. What does ''lac'' refer to in what we call the lac operon ?

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  17. During transcription, the site of DNA molecule at which RNA polymerase...

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  18. chromosomes in a bacterial cell can be 1-3 in number and :

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  19. In the genetic code dictionary, how many codons are used to code for a...

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  20. What would happen if in a gene encoding a polypeptide of 50 amino acid...

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