The chromosomes responsible for the determination of sex are called
Autosomes
Allosomes
Multiple alleles
Heterosis
Albinism is a congenital disorder resulting from the lack of the enzyme
Sex linked characters have one distinct feature
Preformation theory concerning transmission of characters was given by
When the number of recombinant progeny is usually less than the number expected in independent assortment it is called
Loss or gain of a segment of $DNA$ results in