Multiple choice

In sickle cell anaemia, the change in amino acid is

  1. 6th amino acid is valine instead of serine in beta chain

  2. 6th amino acid is valine instead of glutamic acid in beta chain

  3. 6th amino acid is valine instead of glutamic acid in alpha chain

  4. 5th amino acid is valine instead of glutamic acid in alpha chain
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

6 th amino acid is valine instead of glutamic acid in beta chain which causes this mutation.

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