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In pigs, white coat (W) is dominant to b...

In pigs, white coat (W) is dominant to black (w). Two white pigs are breed to produce 9 white and 2 black pigs. What are the genotype of the parents?

A

WW x WW

B

WW x Ww

C

Ww x Ww

D

ww x ww

Text Solution

Verified by Experts

The correct Answer is:
C
Out of these crosses, only Ww x Ww can produce white and black pigs.
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ARIHANT NEET-MENDELIAN BASIS OF INHERITANCE -Chapter Exercise C Medical entrances gallery (Collection of questions asked in NEET & Various Medical Entrance Exams)
  1. Incomplete dominance is shown by:

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  2. Cross between unrelated group of organisms is called

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

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

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

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  6. The phenomenon of a single gene regulating several phenotypes is calle...

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  7. Which of the following genes show the heterozygous condition?

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

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  9. A human male produces sperms with the genotypes AB, Ab, aB, and ab per...

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  10. In pea plants, yellow seeds are dominant to green. If a heterozygous y...

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  11. 1:2:1 phenotypic and genotypic ratio is found in

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  12. Which of the following is a test cross?

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  13. Genotypic ratio of a monohybrid cross is

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  14. A pure tall and a pure dwarf plant were crossed to produce offsprings....

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  15. If Aabb x aaBB, then phenotypic ratio of its progeny (F(2) -generati...

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  16. Rrrr progeny : Red (dominant) flowered heteroxygous crossed with white...

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  17. A tall pea plant was grown in nutrient deficient soil and remained dwa...

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  18. Sometimes, there are more than two alleles for a given chromosome locu...

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  19. Genes when present in homozygous condition results in non-viable proge...

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  20. In order to find out the different types of gametes produced by a pea...

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