Home
Class 12
BIOLOGY
Sickle cell anaemia is :...

Sickle cell anaemia is :

A

Characterised byu elongated sickle like RBCs with a nucleus

B

Caused by substitution of valine by glutamic acid in beta gloublin chain of haemoglobin

C

Caused by a change in a single base pair of DNA

D

An autosomla linked dominant triat.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CHROMOSOMAL BASIS OF INHERITANCE

    DINESH PUBLICATION ENGLISH|Exercise Check Your Grasp|57 Videos

  • CHORDATA- PROTOCHORDATA

    DINESH PUBLICATION ENGLISH|Exercise CYG|11 Videos

  • COELENTERATA AND CTENOPHORA (OR CNIDARIA AND ACNIDARIA)

    DINESH PUBLICATION ENGLISH|Exercise CYG|10 Videos

Similar Questions

Explore conceptually related problems

Pick out the correct statements a. Haemophilia is a sex linked recesive 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

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 autosmal recessive gene disorder (D) Sickle cell anaemia is a x-linked recessive gene disorder

Sickle cell anemia is

Sickle cell anemia is

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.

Read the following statement s and choose the correct option In phenylketonuria the affected person does not secrete the enzyme to convert phenylalanine to tyrosine (II)Possibility of male becoming haemophiliac is extremely rare (III) Sickle cell anaemia is caused by the substitution of glutamic acid by valine at fifth position of beta chain of haemoglobin (IV) Myotonic dystrophy is an autosomal dominant trait

Sickle cell anemia is an example of

Given below is the pedigree of sickle cell anaemia, in a family In this the RBC both parents will be -

(a) Sickle cell anaemia in humans is a result of point mutation. Explain. (b) Write the genotypes of both the parents who have produced a sickle cell anaemic offspring.

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