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Write a note on Huntington's chorea ....

Write a note on Huntington's chorea .

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Huntington.s chorea is inherited as an autosomal dominant lethal gene in man. It is characterized by involuntary jerking of the body and progressive degeneration of the nervous system, accompanied by gradual mental and physical deterioration. The patients with this disease usually die between the age of 35 and 40.
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FULL MARKS-PRINCIPLES OF INHERITANCE AND VARIATION -Additional Questions 2 Mark Question
  1. On which chromosome does HBA 1 gene and HBB genes are located?

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  2. Complete the equation. (a) " Phenylalanine " overset (A) to " Tyrosi...

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  3. Write a note on Huntington's chorea .

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  4. Comment on Trisomy-21

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  5. Mention the genetic makeup of Turner's syndrome person and Klinerfelte...

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  6. List out any four clinical symptoms of Kilnefelter's syndrome.

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  7. Write the types of sex- determination mechanisms does the following cr...

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  8. What are they enzymes encoded by the alleles

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  9. Draw a tabular column representing various types of blood group in hum...

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  10. Give an account on Rhesus factor.

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  11. How Erythroblastosis fetalis can be prevented ?

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  12. Explain XX-XO type of sex determination.

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  13. Name the type of sex-determination mechanism of the following organism...

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  14. Complete the following cross. underset ("female")"AA ZW" xxunderset ...

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  15. Role of Y-chromosome is crucial for maleness - Justify.

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  16. (a) Explain the statement that color blindness is perfect example for ...

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  17. How the Karyotype of Iymphocytes was prepared by Tjio and Levan? Edit...

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  18. What is a genetic disorder? Mention its types?

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  19. Explain the genetic basis of Phenylketonuria.

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  20. Give an account on Patau's syndrome.

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