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Genes with multiple phenotypic effects ...

Genes with multiple phenotypic effects are known as

A

Complementary genes

B

Pleiotropic genes

C

Cistrons

D

Pseudogenes

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The correct Answer is:
B
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ICSE-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION CORNER (OBJECTIVE TYPE QUESTIONS (MULTIPLE CHOICE QUESTIONS))
  1. Some individuals with blood group A may inherit the genes for blond ha...

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  2. When two hybrids rrTt and Rrtt are crossed, the phenotypic ratio of of...

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  3. Genes with multiple phenotypic effects are known as

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  4. In case of incomplete dominance, what will be the phenotypic ratio of ...

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  5. Genes are made up of

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  6. A dihybrid for qualitative trait is crossed with homozygous recessive ...

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  7. Improvement of human race through hereditary qualities is called

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  8. A selection that acts to eliminate one extreme from an array of phenot...

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  9. A homozygous sweet pea plant with blue flowers (RR) and long pollen (R...

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  10. In garden pea, yellow colour of cotyledons is dominant over green and ...

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  11. A true breeding plant producing red flowers is crossed with a pure pla...

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  12. The dominant epistasis ratio is

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  13. Which of the following represents a test cross?

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  14. In which one of the following, complementary gene interaction ratio of...

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  15. A character, which is expressed in a hybrid is called

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  16. The gene, which controls many characters is called

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  17. The phenotypic ratio in the F2 generation of dihybrid cross is

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  18. XO chromosomal abnormality in humans causes

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  19. Which of the following is not related to sex chromosome X or Y?

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  20. The genotype of a plant showing the dominant phenotype can be determin...

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