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In a cross 45 tall and 14 dwarf plants w...

In a cross 45 tall and 14 dwarf plants were obtained. Genotypes of parents are:

A

`"Tt"xx"tT"`

B

`"TT"xx"tt"`

C

`"TT"xx"Tt"`

D

`"TT"xx"TT"`

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The correct Answer is:
A
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GRB PUBLICATION-MENDELIAN INHERITANCE-Multiple Choice Questions
  1. When a tall pea plant (TT) is crossed with a dwarf plant (tt) what wil...

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  2. A monohybrid cross produced tall and dwarf plants in the ratio 3 : 1. ...

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  3. In a cross 45 tall and 14 dwarf plants were obtained. Genotypes of par...

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  4. In a monohybrid cross, the genotypic ratio of "F"(2) is:

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  5. In all of Mendel's experiments, the two alleles causing a trait were:

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  6. If two alleles come together, only one is able to express it self. Thi...

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  7. The character which appears at "F"(1) generation is:

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  8. A gene is said to dominant if:

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  9. Pure tall plant is crossed to dwarf plant. F(1) generation consists of...

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  10. Two crosses between the same pait of genotypes or phenotypes in which ...

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  11. Pure red flowered and white flowered plants were crossed. It produced ...

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  12. A homozygous plant with red flower is crossed with recessive white. Re...

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  13. How many types of gametes will be produced in "F"(2) generation of a m...

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  14. Mendel's principle of segregation means that the germ cells always rec...

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  15. A red-flowered pea plant was crossed with white-flowered plant. In "F"...

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  16. One of Mendel's pure strains of pea plants had white flowers. How many...

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  17. A woman with straight hair mates with man with curly hair who is known...

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  18. Percentage of heterozygous individuals obtained from selfing Rr indivi...

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  19. If the frequency of a recessive phenotype is a stable population is 25...

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  20. Black coat of guinea pigs is a dominant trait, white is the recessive ...

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