Select the incorrect statement from the following.
Galactosemia is an inborn error of metabolism.
Small population size results in random genetic drift in a population.
Baldness is a sexlimited trait.
Linkage is an exception to the principle of independent assortment in heredity.
Drosophila has four pairs of chromosomes. How many linkage groups does it have
If the ratio between $X$-chromosomes and complete set of autosome is $0.5$. Then the individual will be
Chromosomes that determine male sex in Melandrium plant is
Mendel enunciated
Complete dominance is absent in