$BB =$ for black colour alleles
$bb =$ for brown colour alleles
Offspring of a cross between a black mouse and brown mouse allowed to interbreed than find out the percentage of black coat in them
$75\, \%$
$50\, \%$
Cross is not possible because black and brown mouse are different species
$100\, \%$
Chromosomal number in a cell of a flowering plant is
Mendel cross tall and dwarf plant. In $F_{2}$-generation the observed ratio was $3: 1$ (tall: short). From this result, he deduced
$I.$ law of dominance
$II.$ law of independent assortment
$III.$ law of segregation
$IV.$ incomplete dominance
Choose the correct option
In a monohybrid cross $120$ plants are obtained. The ratio of homozygous and heterozygous shall be
In a monohybrid cross when $F_1$ is crossed with homozygous dominant parent then which type of offsprings will obtain
When a gene exists in more than one form, the different forms are called