Home › NEET UG › Biology › Principles Of Inheritance › Klinefelter's syndrome is characterised by the k…
Klinefelter's syndrome is characterised by the karyotype:
A45, X0
B47, +21
C47, XYY
D47, XXY
Answer & Solution
Correct answer: D. 47, XXY
**Klinefelter's syndrome = 47, XXY** (extra X in a male). Overall masculine development but with gynaecomastia (breast development). Such individuals are sterile.
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:In sickle-cell anaemia the red cell changes from a biconcave disc to a:A heterozygous female for haemophilia is called a:Morgan carried out his crosses using:Who proposed the chromosomal theory of inheritance?