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Change from purine to pyrimidedine or py...

Change from purine to pyrimidedine or pyrimidine to purine is called :

A

framesift

B

reversion

C

transition

D

transversion

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Verified by Experts

The correct Answer is:
D
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Which of the following statements are correct? I. Point mutations involve deletion of a part of chromosome. II.When a purine base is replaced by another purine and pyrimidine by another pyrimidine, it is transition. III.In frameshift mutations, one nitrogenous base is substituted by other. IV.When a purine is replaced by a pyrimidine and vice-versa, it is called transversion.

purine : guanine : : pyrimidine : ………………

A point mutation comprising the dubsition of a purine by a pyrimidine is called :

a point mutation comprising the subxiton of a purine by pyrimidine is called :

Guanine is a purine/pyrimidine.

The mutation of a purine to a pyrimidine is known as

Substitution of a purine base with a pyrimidine base or vice versa is called

Substitution of a purine with another type of purine is called

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GRB PUBLICATION-CHROMOSOMAL BASIS OF INHERITANCE-Gene mutation
  1. which of the following mutagens increases disture between the neighbou...

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  2. In a mutational event ,when adenine is replaced by guanine , it is a c...

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  3. trananstion type of mutation is cused when :

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  4. a point mutation comprising the subxiton of a purine by pyrimidine is ...

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  5. type of gene mutation which involves replacement of puriune with pyrim...

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  6. Change from purine to pyrimidedine or pyrimidine to purine is called :

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  7. Not all base -pair subsittuations in DNA alter the activity of the pro...

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  8. Minor change at a gene level are descibed as :

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  9. Mutation is the change in :

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  10. The gene that controls the rate of mutation of another gene is :

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  11. The gene which increases the frequncy of mutation in other gene is r...

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  12. Out of A-T,G-C pairing bases of DNA may exist in alternate valencyt st...

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  13. Errors during DNA replication , repair or recombination can lead to ba...

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  14. A mutation that change a codon spcifying one amino acid to a terinatio...

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  15. mutations which soes not cause any change in the protein is :

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  16. The change in single base pair

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  17. The frequency of a mutant gene in a population is expected to increase...

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  18. A mutation in bacteria results in nonformation of mesosomes .the expec...

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  19. Phenotype of an organism is result of

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  20. The effect of today's radioactive fallout will probably be more harmfu...

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