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The exchange of chromosome segments betw...

The exchange of chromosome segments between maternal and paternal chromatids during synapsis in meiosis is called ----

A

Linkage

B

Crossing over

C

Telophase

D

Dominance

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USHA PUBLICATION-GENETICS-EXERCISE
  1. The best method to improve the genetic quality of mankind is ----

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  2. To a person with blood group A which one of the following group of blo...

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  3. The exchange of chromosome segments between maternal and paternal chro...

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  4. If a normal man marries a carrier woman for colour blindness, their so...

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  5. Marriage between one of the following paris may cause child death ----

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  6. Daughter receives 'X' chromosome from ----

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  7. Gene for hypertrichosis is ----

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  8. Sex - determination in Drosophila melanogaster is based on ----

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  9. Homogametic environment interaction.

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  10. Genes for sex influenced characters are present in ------

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  11. If a child has O type of blood group and the mother B type, the genoty...

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

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  13. What type of sex determination is seen in honey bee ?

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  14. What type of sex determination seen in human being?

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  15. Who discorved Free martin in cattle?

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  16. How many Barr bodies are present in a female with Tumers' syndrome?

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  17. ZZ/ZW type of sex-determination is seen in

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  18. Name the genes located on Y - chromosome of man.

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  19. Free-Martins are commonly found in ----

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  20. Which caste of honey bee is produced parthenogenetically?

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