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Errors during DNA replication , repair o...

Errors during DNA replication , repair or recombination can lead to base -pair substitutions ,Such chnages are callled :

A

Mutagens

B

Saltatory changes

C

spontaneous mutations

D

Conditional mutations

Text Solution

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The correct Answer is:
C
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ARIHANT NEET-CHROMOSOMAL BASIS OF INHERITANCE-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
  1. When an additional copy of a chromosome is included in an individual, ...

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  2. A ring of three chromosomes and six bevalents are observed in pea plan...

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

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  4. If a mutaion occurs in a gamete it would inffluence :

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  5. If the DNA condons are ATG ATG ATG and a cytosine base is inserted at...

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  6. A segment of the DNA has a base sequence AAG GAG GAC CAA CCA, which of...

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  7. The DNA sequence of lac gene shows a mutation where the middle base of...

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  8. Mutations are mainly responsible for controlling

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  9. Recessive mutations are expresssed in:

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  10. Which of the following shows silent mutations if mRNA strand has AUG U...

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  11. The trisomic condition(2n+1) found in mongoloid imiots would arise mos...

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  12. Which of the following mutational events is most difficult to detect?

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  13. A mutaion affectig many phenotypes is known as

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  14. X- Rays cause mutation by

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  15. A micromutation is

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  16. Inheritable mutations can be studied by

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  17. A scientist found that a particular gene was mutated but the polypepti...

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  18. In the context of evolution, what is the most important source of new ...

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  19. Dominant mutations are easier to detect than recessive mutations becau...

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  20. In sickle cell anaemia, the substitution of amino acid in the globin p...

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