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Variations occur mostly due to:...

Variations occur mostly due to:

A

linkage

B

nutrition

C

segregation

D

crossing over

Text Solution

Verified by Experts

The correct Answer is:
D
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GRB PUBLICATION-MENDELIAN INHERITANCE-Multiple Choice Questions
  1. Discontinuous variations are

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  2. Primary source of allelic variation is

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  3. Variations occur mostly due to:

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  4. A child has a single kidney since birth. This variation is

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  5. Pedigree chart is used to identify:

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  6. In a certain plant, red fruit ( R ) is dominant over yellow fruit ( r...

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  7. When a cross is conducted between black feathered hen and a white feat...

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  8. Which of the following repesents a test cross?

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  9. In pigs, white coat (W) is dominant to black (w). Two white pigs are b...

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  10. The term heterosis was first coined by:

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  11. The term heterosis was first used by:

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  12. In guinea pigs, black short hair (BBSS) is dominant over white long ha...

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  13. In a dihybrid cross between RRYY and rryy parents, the number of RrYy ...

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  14. A dihybrid test cross-yeilding a result of 1 : 1 : 1 : 1 ratio is indi...

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  15. When a dihybrid cross is fit into a Punnett square with 16 boxes, the ...

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  16. A condition where a certain gene is present in only a single copy in a...

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  17. How many types of gametes are obtained from a plant of genotype TTRr?

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  18. In a cross between a pure tall pea plant with green pod, and a pure sh...

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  19. In "F"(2) generation, quantitative inheritance 1 : 4 : 6 : 4 : 1 is ob...

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  20. A character which is expressed in a hybrid is called:

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