The number of chromosomes in Klinefelter’s syndrome is
$47\ (44 + XXY)$
$47\ (44 + XXX)$
$47\ (46 + 1\ chromosome \ 21)$
None of these
Which mutation causes change in allele?
Which one of the following is not a mutagen
In which one of the following combinations (a-d) of the number of the chromosomes is the present day hexaploid wheat correctly represented?
Combination | Monosomic | Haploid | Nullisomic | TrisomicZ |
Lathyrus odoratus is an example of which of the following genes
A person is suffering from disease phenylketonuria, which is an autosomal recessive disease. Which of these is lacking in the person?