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The major cause of evolution of genes an...

The major cause of evolution of genes and protein is

A

point mutation

B

sexual reproduction

C

chromosomal aberrration

D

gene duplication and divergence

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The correct Answer is:
A
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GRB PUBLICATION-CHROMOSOMAL BASIS OF INHERITANCE-Chromosome mapping
  1. Plant A is having Chromosomes no 2n=12 and B having 2n=16 Both are cro...

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  2. Root cells of wheat has 2n=42 chromosomes . Which one of the followi...

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  3. The major cause of evolution of genes and protein is

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  4. Mutation can be induced by :

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  5. A mutation in DNA molecule involving the replacement of one nucleoti...

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  6. Mutation can be induced with :

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  7. A collection of plants and seeds having diverse alleles of all the ge...

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  8. What would be the number of chromosomes of the aleurone cells of a pla...

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  9. Walter sutton is famous for his contribution to :

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  10. Chimera is produced due to :

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  11. Match column I with Column II and select the correct option: {:(,"...

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  12. The chromosomal number in the meiocytes of housefly is :

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  13. Experimental verification of chromosomal theroy of inheritance was gti...

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  14. The loss of a chromosmal segment is due to :

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  15. The haploid content of human DNA is

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  16. Polyloid derived from two different species is called :

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  17. Structural elements of chromatin is

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  18. The structure in chromatin seen as 'beads-on' string' when viewed unde...

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  19. Frequncy of crossing over will be relatively more if :

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  20. The existence within a population of non- beneficial alleles in heter...

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