Mark the correct match
$Turner's syndrome - 45 + XO$
$Phenylketonuria - 44 + XYY$
$Klinefelter's syndrome - 44 + XXY$
$Thalassemia - 44 + YO$
Which one from those given below is the period for Mendel’s hybridisation experiments ?
If a diploid cell is treated with colchicine, then it becomes
$9 : 3 : 3 : 1$ ratio is modified to $9 : 7$ ratio due to
If interference is complete or cent percent then the frequency of observed double crossover will be
One of the parents of a cross has mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of $F_{2}$-progenies that mutation is found in