Sickle-cell anaemia happens due to ...$A$... mutation in which ...$B$... of haemoglobin is affected.

Fill the correct option for $A$ and $B$

  • A

    $A-$point; $B-$ $\beta$-chain

  • B

    $A-$chromosomal; $B-\alpha -$chain

  • C

    $A-$allele; $B-\alpha -$chain

  • D

    $A-$non-allele; $B-$chain

Similar Questions

:Match the columns :

Column $I$
 
Column $II$
 
$(1)$ Albinism $(p)$  recessive gene
represented by
HbsHbs.
 
$(2)$ Phenyl 
Ketonuria
$(q)$ recessive gene
represented by cc.
$(3)$ Sickle cell 
anaemia
$(r)$ recessive gene
 represented by aa.
 
$4)$ Alkaptonuria $(s)$ recessive gene
represented by pp

All sons of a couple are colourblind because

Symptoms representing a particular disease due to chromosomal abnormalities are referred to

A normal woman whose father was colourblind marries a normal man. What kinds of children would be expected and in what proportion

Phenylketonuria is a genetic disorder due to a defect in metabolism of the following.