The cross used to ascertain whether the plant is homozygous or heterozygous is
Linkage cross
Reciprocal cross
Test cross
Monohybrid cross
The term 'allelomorphic' implies
If dwarf pea plant was treated with Gibberellic acid, it grew as tall as the pure tall pea plant. If this treated plant is crossed with a pure tall plant then the phenotypic ratio of is likely to be
Primary source of allelic variation is
In a dihybrid cross $80$ plants are obtained. The ratio of homozygous and heterozygous shall be
Which one of the following cannot be explained on the basis of Mendel's law of Dominance ?