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the major source of varaations are ,...

the major source of varaations are ,

A

mutations

B

segregation

C

polyploidy

D

chromosomes aberrations

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The correct Answer is:
A
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GRB PUBLICATION-CHROMOSOMAL BASIS OF INHERITANCE-Gene mutation
  1. After a mutation at a genetic locus the character of an organism chan...

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  2. When two mutations located in the same funcitnal unit or in different ...

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  3. the major source of varaations are ,

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  4. Variation of a character is brought abount by :

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  5. Hugo de veries attbuteted evloution to :

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  6. mutations are mainly responsible for controlling :

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  7. Muatation theory was proposed by :

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  8. the plant on which de vries worked in preparation of mutation theory w...

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  9. The plant on which Hugo de vries based his evolution theory is

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  10. Most of the mutations are:

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  11. Recessive mutations are expresssed in:

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  12. Assertion (a) :- An organism with lethal mutation may not even develop...

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  13. the mutation in germ ccells can be detected in :

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

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  15. which of the following mutaions which are not hereditary do not heredi...

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  16. The reason why some mutations which are harmful do not get eliminted f...

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  17. in pea seed colour chabge from gray to white .this is an example of :

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  18. A single gene mutation affecting more than one phenotype is called

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  19. if a mutation is not visible in successive generation it is scalled :

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  20. Gene mutations are a also called :

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