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In dihybrid cross, F2 generation offspri...

In dihybrid cross, `F_2` generation offsprings show four different phenotypes whil the genotypes are...............

A

six

B

nine

C

eight

D

sixteen

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CHETANA PUBLICATION-INHERITANCE AND VARIATION-Exercise
  1. Which of the follwoing trait is dominant in Pisum sativum?

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  2. A cross between an individual with unkonwn genotype for a trait with r...

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  3. In dihybrid cross, F2 generation offsprings show four different phenot...

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  4. Emasculation is...........

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  5. When phenotypic and genotypic ratios are the same, then it is an examp...

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  6. A pea with yellow and round seeds is crossed with another pea plant wi...

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  7. When a single gene produces two effects and one of it is lethal then t...

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  8. When two genes control a single character and have cumulative effect t...

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  9. Genes located on the same locus but show different expression,

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  10. If the centromere is situated near the end of the chromosome, the chro...

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  11. ..................... chromosome appears 'V' shaped during anaphase.

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  12. Sex- linked genes are present on ................

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  13. Sex determination in human being is .............

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  14. Colour blindness is a .........

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  15. The sister chromatids that help together at ............

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  16. Which of the following is not X-linked disorder?

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  17. Which of the follwoing is also called bleeder's disease ?

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  18. XXY Chromosomal complement is found in ......................

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  19. The person with Tuner's syndrome has ................

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  20. Webbed neck is characteristic of ..............

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