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Indentify the correct statement....

Indentify the correct statement.

A

Pleiotropy is caused by a gene, which has multiple phenotypic effect

B

Pleiotropic genes exhibit single phenotype

C

Lethal genes cause the appearance of ancestral character

D

Sickle-cell anaemia is an example of multifactorial inheritance

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The correct Answer is:
A
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ARIHANT NEET-MENDELIAN BASIS OF INHERITANCE -Chapter Exercise A Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. Identify the correctly matched pair.

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  2. What will be the result of a cross between TtGG and ttGG?

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  3. Indentify the correct statement.

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  4. Which of the following statements is wrong?

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  5. If a plant is heterozygous and is designated Bb (Mm) and produees two ...

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  6. The independent assortment of two pairs of genes located on non-homolo...

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  7. Mendel crossed plants with red and white flowers. In the F(1) only re...

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  8. Mendel studied inheritance for seven pairs of characters in pea. For a...

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  9. In Cucurbita pepo, 'W' gene is epistatic over 'Y' and y' (responsible ...

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  10. In a dihybrid crossm if you get 9:3:3:1 ratio it denotes that

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  11. In addition to pea, Mendel had carried out hybridisation experiments i...

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  12. The reason why pea plants were more suitable than dogs for Mendel's ex...

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  13. A hybrid black coated Guinea pig produces two million sperm cells. App...

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  14. A dwarf pea plant was treated with gibberellic acid. It grows as a pur...

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  15. In an experiment on pea plant, pure plants with yellow round seeds (YY...

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  16. An embryo resulting from the mating of two albino rabbits is transplan...

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  17. Three yellow round pea seeds labelled A,B,C were taken and grown into ...

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  18. Resistance to a fungus in pea plants is conferred by gene H' which is ...

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  19. A purple flowered plant is cross-pollinated with a yellow floweree pla...

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  20. The mating of a red fruit bearing tomato plant with yello fruit beari...

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