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An alteration in the base sequence of nu...

An alteration in the base sequence of nucleic acid molecule is:

A

Replication

B

Mutation

C

Duplication

D

Dislocation

Text Solution

Verified by Experts

The correct Answer is:
B
An alternation in the base sequence of nucleic acid molecule is called mutation which can occur by radioactive ray, by adaptation etc
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ERRORLESS-BIOMOLECULES -NCERT BASED QUESTIONS (Vitamins, Hormones and Nucleic acids)
  1. The reason for double helical structure of DNA is the operation of:

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  2. The function of DNA in an organism is

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  3. An alteration in the base sequence of nucleic acid molecule is:

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  4. Point (Gene mutation) mutation invlves

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  5. Which of the following bases is not present in DNA

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  6. The process by which protein synthesis takes place is based on genetic...

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  7. Which of the following is correct about H-bonding in nucleotide?

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  8. Which of the following statements about the assembly of nucleotides in...

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  9. In nucleic acids, the sequence is

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  10. The segment of DNA which acts as the instrumental manual for the synth...

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  11. In DNA, the complementary bases are :

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  12. Mutation of DNA occurs due to changes in the sequence of one of the fo...

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  13. Purine derivative among the following bases is

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  14. Nucleic acids are polymers of

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  15. A nucleoside on hydrolysis gives

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  16. If one strand of DNA has the sequence ATGCTTGA, the sequence in the co...

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  17. Starting with three different amino acid molecules, how many different...

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  18. Ribose is a

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  19. Ribose and 2-deoxyribose can be differentiated by

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  20. RNA and DNA are chiral molecules, their chirality is due to

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