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Which of the following types of sex dete...

Which of the following types of sex determination is found in grasshopper ?

A

XX-female & XY-male

B

ZW female & ZZ male

C

XX - femals & XO male

D

XX - male & XO female

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USHA PUBLICATION-GENETICS-EXERCISE
  1. A person with sex chromosomes XXY suffers from :

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  2. Freemartin is an example of :

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  3. Which of the following types of sex determination is found in grasshop...

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  4. Inheritance of ABO blood group system is an example of ----

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  5. Which term did Mendel use to denote something in germ cells responsibl...

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  6. Barr bodies are found in......of a woman

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  7. Law of independent assortment of Mendel can be proved on the basis of ...

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  8. Which of the following genotype of man shows presence of one Barr Body...

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  9. Down.s syndrome is due to ....... of chromosome 21.

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  10. Which one is linked to hypertrichosis ?

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  11. Who worked profoundly on Drosophila genetics ?

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  12. Which genetic disease is regarded as Royel disease ?

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  13. In birds type of sex determination occurs.

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

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

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

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

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

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

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  20. 1:2:1 Phenotype and genotypeic ratio occors in case of ----

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