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The gene disorder phenylketonuria is an ...

The gene disorder phenylketonuria is an example for

A

multiple allelism

B

polygenic inheritance

C

multiple factor

D

pleiotropy

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The correct Answer is:
D
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In phenylketonuria

In phenylketonuria :-

Pic out the correct stataments (I) Haemophilia is a sex-linked recessive disease Down's syndrome is due to aneuploidy (III) Phenylketonuria is an autosomal dominant gene disorder (IV) Phenylketonuria is an autosomal recessive gene disorder (V) Sickle-cell anaemia is an X-linked recessive gene disorder

In which of the following categories does the genetic disorder phenylketonuria fall into ?

Describe phenylketonuria.

Pick out the correct statements (i) Haemophilia is a sex-linked recessive disease (ii) Down's syndrome is due to aneuploidy (iii) Phenylketonuria is an autosomal dominant gene disorder (iv) Phenylketonuria is an autosmal recessive gene disorder

The enzyme missing in Phenylketonuria is

Phenylketonuria is a genetic disorder of :

Inborn error of metabolism lead to genetic disorders (I) Phenylketonuria (II) Alkaptonuria (III) Leprosy (IV) Down's syndrome

The hereditary defect phenylketonuria is caused by deficiency of

NCERT FINGERTIPS-PRINCIPLES OF INHERITANCE & VARIATION-Principles Of Inheritance & Variation
  1. A man having the genotype EEFfGgHH can produce P number of genetically...

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  2. A pleiotropic gene

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  3. The gene disorder phenylketonuria is an example for

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  4. Genes with multiple phenotypic effects are known as

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  5. When a single gene influences more then one trait it is called

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  6. Pleiotropic genes have

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  7. Match column I with column II and select the correct option from the g...

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  8. XO type of sex determination and XY type of sex determination are the ...

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  9. In XO type of sex determination

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  10. Which of the following is incorrect regarding ZW-ZZ type of sex deter...

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  11. A couple has six daughters. What is the possibility of their having a...

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  12. Select the correct statements regarding honeybees (i) The queen bee ...

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  13. Number of autosomes present in liver cells of a human female is

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  14. In honeybees, females are overset("(i)")"" having overset("(ii)")"" ch...

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  15. Refer to the given figure This type of six determination is foun...

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  16. Rate of mutation is affected by

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  17. Insertion or deletion of a single base causes

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  18. Point mutation may occur due to

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  19. Select the incorrect statement regarding pedigree analysis

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  20. Which one is the incorrect match ?

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