Embibe Experts Solutions for Chapter: Principles of Inheritance and Variation, Exercise 2: Exercise-2

A hybrid is generally more vigorous than either of it's parents. This is due to

If a cross is made between AaTT and aatt where A stands for red dominant and T for tall dominant, what will be the percentage of red tall plants.

Heterosis in plants is obtained by

How many types and in what ratio the gametes are produced by a dihybrid heterozygous?

In snapdragon, when a red flower plant is crossed with a white flower ones, The resultant hybrid plant have pink coloured flower. If plant of F1 generation is crossed with a white flower ones, the progeny will be

Multiple alleles can be found only when :

Polygenic genes show:

If DNA codons are $\mathrm{ATG} \mathrm{GAA}$, insertion of thymine after the first codon results in.