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Which of the following corresponds to mu...

Which of the following corresponds to mutagens

A

Chemicals and radiations which cause change in the genetic material of cell .

B

Various archaebacteria that produce methane .

C

chemicals which react with ozone molecules and destory them.

D

RNA molecules that inferct plant cells and cause diseases.

Text Solution

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The correct Answer is:
A
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GRB PUBLICATION-CHROMOSOMAL BASIS OF INHERITANCE-Chromosome mapping
  1. Addition or deletion of a single nucleotide results in which type of m...

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  2. In cause of incomplate linkage , the parental combinations obatined if...

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  3. Which of the following corresponds to mutagens

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  4. if the number of chromosome in root cell is 14 , then what will be th...

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  5. Melanin pigment protects from which of the following radiations ?

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  6. which of the following statements is not true of two genes that sh...

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  7. The complex formed by a pair of synapsed homologous chromosomes is cal...

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  8. Exchange of paternal and maternal chromosome material during cell divi...

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  9. One type of chromosome has middle centromere whereas the other has a t...

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  10. Choose the wrong statement .

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  11. If an inheritable mutation is observed in a population at high freque...

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  12. what will be the number of histone molecules in a chromatin fibre ha...

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  13. AN angiospermic male plant with 24 chromosomes in its pollen mother...

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  14. The frequency of crosoing -over occurring between two genes locate...

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  15. Distance between the genes and percentage of recombination shows

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  16. The exhange of one part of a chromosome to the other part of some or a...

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  17. physical association of genes on a chromosomes is called :

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  18. A set of genes will be in a complete linkage when the progeny phenot...

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  19. Which one of the following information is essential to determine the...

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  20. Chromosome number of apple meiocytes is

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