Alkaptonuria is caused due to
Dominant autosomal gene
Recessive autosomal gene
$X$ linked recessive gene
$X$ linked dominant gene
The "cri-du-chat" syndrome is caused by change in chromosome structure involving
The expression of genes for the production of milk in only females is a
$MN$ factors are due to
Genetic counsellors can identify heterozygous individuals by
Extranuclear inheritance is a consequence of presence of genes in