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Pick out the correct statements (a) Ha...

Pick out the correct statements
(a) Haemophilia is a sex-linked recessive disease
(b) Down's syndrome is due to aneuploidy
(c) Phenylketonuria is an autosomal recessive gene disorder.
(d) Sickle cell anaemia is a X-linked recessive gene disorder

A

1, 3 and 4 are correct

B

1, 2 and 3 are correct

C

1 and 4 are correct

D

2 and 4 are correct

Text Solution

Verified by Experts

The correct Answer is:
B
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Pick out the correct statements: (i) Haemophilia is a sex-linked recissive disease. (ii) Down's syndrome is due to aneuploidy. (iii) Phenylketonuria is an autosomal recessive gene disorder. (iv) Sickle cell anaemia is an X-linked recessive gene disorder.

Pick out the correct statement (I) Haemophilia is a sex-linked recessive disease (II) Down's syndrome is due to aneuploidy (III) Phenylketonuria is an autosomal recessive gene disorder lt brgt (IV) Sickle-cell anaemia is an X-linked recessive gene disorder

Pic out the correct stataments (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 autosomal recessive gene disorder (V) Sickle-cell anaemia is an X-linked recessive gene disorder

Pick out the correct statements: (i) Colour blindness is a sex - linkes recessive gene disorder (ii) Klinefelter's syndrome is 18^(th) chromosomal trisomy (iii) Phenylketonuria is an autosomal dominant gene disorder (iv) Down's syndrome is due to aneuploidy

Give an example of a sex-linked recessive disorder in humans.

X-linked recessive gene easily express in :-

As: Haemophilia is a sex linked disease R: Haemophilia is due to a recessive gene.

Phenylketonuria, Huntington's disease and sickle-cell anaemia are caused respectively due to disorders associated with

Which of the following most appropriately describes haemophilia? (A) X-linked recessive gene disorder (B) Chromosomal disorder (C) Dominant gene disorder (D) Recessive gene disorder

Sickle-cell anaemia as well as thalassemia are autosomal recessive diseases. What do the terms autosomal and recessive mean?

ICSE-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION CORNER (OBJECTIVE TYPE QUESTIONS (MULTIPLE CHOICE QUESTIONS))
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  2. Heterozygous tall plant is crossed with a homozygous dwarf plant then ...

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  4. Testcross is a cross between a) Hybrid x Dominant parent b) Hybrid x ...

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  11. How many pairs of contrasting characters in pea plants were studied by...

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  12. Which is the most common mechanism of genetic variation in the populat...

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  13. The movement of a gene from one linkage group to another is called

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  14. Multiple alleles are present

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  15. An abnormal human baby with 'XXX' sex chromosomes was born due to a) F...

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  17. A man with blood group 'A' marries a woman with blood group 'B'. What ...

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