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A tobacco plant heterozygous for recessi...

A tobacco plant heterozygous for recessive character is self-pollinated and 1200 seeds are subsequently germinated. How many seedings would have the parental genotype ?

A

200

B

100

C

50

D

150

Text Solution

Verified by Experts

The correct Answer is:
B
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ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-III (ANALYTICAL QUESTIONS
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  2. Independent assortment of genes does not take place when

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  4. If two pea plants having red (dominant) coloured flowers with unknown ...

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  6. Select the incorrect statement for Gregor Mendel-

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  7. When two pairs of traits are combined in a hybrid, segregation of one ...

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  8. Which of the following is not observed in a monohybrid cross-

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  9. Which statement is true-

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  11. In the Punnet square given above, the genotype of the female parent an...

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  12. When aaBbcc is crossed with AaBBCc then the ratio of hybrid for all th...

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  13. In a plant, red fruit (R ) is dominant over yellow fruit (r ) and tall...

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  14. Out of three characters on chromosomes no. 4, two characters indicate ...

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  15. The Punnett square shown below represents the pattern of inheritance i...

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  16. In a plant gene 'A' is reponsible for tallness and its recessive allel...

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  17. In rabbit black skin (B) is dominant over brown skin (b) and short hai...

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  18. Which of the following points further strengthened Mendelism?

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