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Who proposed genic balance theory for de...

Who proposed genic balance theory for determination of sex in Drosophila ?

A

Crew

B

44 +XX

C

Wilson

D

Punnet

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USHA PUBLICATION-GENETICS-EXERCISE
  1. Which genetic disease is regarded as Royel disease ?

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  2. In birds type of sex determination occurs.

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  3. Who proposed genic balance theory for determination of sex in Drosophi...

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  4. In human, the composition of female destined zygote is -----

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  5. Human thalassemia is an autosomal recessive hereditary disease caused ...

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  6. The Pedigree study of haemophilia was first made by ----- in the royal...

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  7. Turner's syndrome is represented by -----

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  8. Probability of genotype TTrr in F2 - generation of a dihybrid cross is...

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  9. 1:2:1 Phenotype and genotypeic ratio occors in case of ----

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  10. One of the genes present exclusively on the X chromosome in human is c...

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  11. Which one is a sex-linked disorder?

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  12. What was the phenotypic ratio in F2 of mendelian . monohybrid cross?

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  13. What is the ratio of F2 in a MendelianDihybrid cross?

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  14. What is Mendel's Monohybrid test cross ratio?

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  15. What is the genotypic ratio in F2 OF Mendelian monohybrid cross?

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  16. What are the gene pair signifying a trait called?

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  17. Red-green colour blindness in man is.

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  18. Somatic chromosomes are autosomes while sex chromosomes are called

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  19. Which one of the following is a sex-linked character?

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  20. Which one of the following is a test cross ?

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