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A disease caused by autosomal primary no...

A disease caused by autosomal primary non-disjunction is :

A

Klinefelter's syndrome

B

Turner's Syndrome

C

Sickle cell anemia

D

Down's syndrome

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The correct Answer is:
D
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MBD PUBLICATION-HEREDITY AND VARIATION-QUESTION BANK
  1. When two dominant independently assorting genes react with each other ...

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  2. Male XX and female XY sometimes occur due to :

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  3. A disease caused by autosomal primary non-disjunction is :

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  4. Sickle-cell anaemia is

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  5. When an allele of one gene suppresses an allele of another gene,the ph...

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  6. Genes of which inheritable traits are present on the X-chromosome ?

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  7. The genotype of a male individual having sexual character of a female ...

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  8. Human gene determining sex at seventh week of pregnancy called TDF is ...

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  9. Somatic chromosomes are autosomes while sex chromosomes are called

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  10. is a sex -linked trait.

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  11. A cross between hybrid with a double recessive pure plant is called

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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. Gregor Johann Mendel is regarded as what ?

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  16. Which term was used by mendel to represent hereditary unit ?

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  17. What the cross between two parents differing in a single character is ...

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  18. Name the genotype of a hybrid tall pea plant.

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  19. Depending on which hybridisation experiment Mendel suggested law of in...

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  20. How many autosomes are present in a mature human sperm ?

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