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A molecule that can act as a genetic mat...

A molecule that can act as a genetic material must fulfill the traits give below, except `:`

A

it should be able to express itself in the from of Mendelian characters

B

it should be able to genetate its replica

C

it should be unstable structurally and chemically

D

it should provide the scope for slow changes that are required for evolution

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The correct Answer is:
C

A molecules that can act as a genetic material must be unstable structurally and chemically.
The criteria that a molecule must fulfil to act as a genetic material are as following
(i) It should be able to replicate.
(ii) It should be chemically and structurally stable.
(iii) It should provide the scope for slow changes , i.e. mutations which are required for evolution.
(iv) It should be able to express itself in the form of 'Mendelian characters'
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-MOLECULAR BASIS OF INHERITANCE-EXERCISE
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  10. Which one of the following is wrongly matched ?

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  11. Transformation was discovered by

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  12. The diagram shows an important concept in the genetic implicatio of D...

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  15. Which one of the following is not a part of trasncription unit in DNA

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  16. Ribosomal RNA is synthesised in

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  17. If one strand of DNA has the nitrogenous base sequence as ATCTG, what ...

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