In anaemic person, the beta chain of haemoglobin is replaced by which of the following amino acid?

Which one of the following is beta - amino acid ?

which of the following chains of haemoglobin is affected in thalassemia?

A gene which masks the action of another non-allelic gene is a. Is an example of point mutation.b. Is caused by transversion mutation in gene controlling beta chain of haemoglobin.C. Involves replacement of amino acid valine by glutamic acid.

A gene which masks the action of another non-allelic gene is : a. Is an example of point mutation .b. Is caused by transversion mutation in gene controlling beta chain of haemoglobin. C. Involves replacement of amino acid valine by glutamic acid.

Sickle-cell anemia is caused due to the substitution of : 1. Valine by glutamic acid at sixth position of alpha chain of heamoglobin 2. Valine by glutamic acid at sixth position of beta chain of haemoglobin 3. glutamic acid by valine at sixth position of alpha chain of haemoglobin 4. glutamic acid by valine at sixth position of beta chain of haemoglobin

How many amino acids are there in the alpha chain of haemoglobin?

A relevant portion of beta -chain of haemoglobin of a normal human is given below :

If an amino acid has ionizable side chain, its pl is the average of the pka values of the similarly ionizing groups. Find the pl of the following amino acids: