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Which of the following illustrates pleio...

Which of the following illustrates pleiotrophy?

A

In fruitflies, the genes for scarlet eyes and hairy body are located on the same chromosme

B

Matings between earless sheep and long-eared sheep always result in short-eared offspring

C

Wheat kernels can rangs from white to red in colour, a trait controlled by several genes

D

The human cystic fibrosis gene causes many symptoms, from respiratory distress to digestive problems

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The correct Answer is:
D
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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. Some dogs bark, while trailing, others are silent. The barker gene is ...

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  2. Two heterozygous tall pea plants with purple flowers are crossed. The ...

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  3. Which of the following illustrates pleiotrophy?

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  4. According to Mendel's law of segregation,

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  5. The F(2) -generation of a cross

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  6. A 1 : 1 phenotypic ratio in a test cross indicates that

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  7. Two true breeding varieties of garden peas are crossed. One parent had...

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  8. An interraction between non-allelic genes in which an allele at one lo...

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  9. If an animal's coat colour depends on two separate gene pairs, in whic...

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  10. When two or more non-allelic gene pairs affect the same character in t...

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  11. Diseases caused by pleiotropic genes are

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  12. One of the Mendel's pure strains of pea plants had green peas. How man...

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  13. One pure strain of pea plants developed by Mendel had yellow peas and ...

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  14. How many different kinds of female gametes are produced by the F(1) of...

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  15. If the P or parental generation was pure strain with green peas crosse...

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  16. In Mendel's crosses beginning with two pure strains of pea plants, one...

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  17. The allele for black hair colour (B) is dominant over the allele for w...

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  18. In Mendel's experiments, there are two alleles of the gene that causes...

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  19. When a pure strain of tall plants with round peas is crossed with a pu...

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  20. When a pure strain of tall plants with round peas is crossed with a pu...

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