Genes for colour blindness is carried by
$I.$ Abnormal development
$II.$ Father
$III.$ Mother
$IV.$ Autosomes
$I$ and $II$
$II$ and $III$
$III$ and $I$
$I$ and $IV$
Which one is ineffective against antibiotics
Give scientific reasons : The human male never passes on the gene for haemophilia to his son.
Pattern baldness, moustaches and beard in human males are examples of
Describe pedigree analysis and draw its symbols.
Describe Mendelian Disorder.