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A pea with yellow and round seeds is cro...

A pea with yellow and round seeds is crossed with another pea plant with green and wrinkled seeds produce 51 yellow round seeds and 49 yellow wrinkled seeds, the genotype of plant with yellow round seeds must be...........

A

YYRr

B

YyRr

C

YyRR

D

YYRR

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CHETANA PUBLICATION-INHERITANCE AND VARIATION-Exercise
  1. Emasculation is...........

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

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

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

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

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

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

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

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

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  10. Sex determination in human being is .............

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  11. Colour blindness is a .........

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

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

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

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  15. XXY Chromosomal complement is found in ......................

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

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  17. Webbed neck is characteristic of ..............

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  18. If genetic disease is transferred from a phenotypically normal carrier...

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  19. How many gametes will be produced by AA Bb cc genotype?

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  20. Which of the following is most appropriate for thalassemia?

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