Home › CBSE Class 12 › Biology › Principles Of Inheritance › In sickle-cell anaemia the red cell changes from…
In sickle-cell anaemia the red cell changes from a biconcave disc to a:
ASimple shape
BSquare shape
CSpiral shape
DSickle shape
Answer & Solution
Correct answer: D. Sickle shape
1. The disease is named after the shape it produces.
2. The RBC changes from a biconcave disc to an elongated sickle like shape.
3. So the correct answer is sickle shape.
_Source: NCERT Class 12 Biology, Ch 5 'Principles of Inheritance and Variation'_
Related questions
How many chromosomes are there in a normal human cell?The gain or loss of a single chromosome is called:Turner's syndrome in human females results from the loss of:Down's syndrome results from an extra copy of chromosome:A heterozygous female for haemophilia is called a:Morgan carried out his crosses using:Who proposed the chromosomal theory of inheritance?The F2 ratio in a dihybrid cross is: