The percentage of heterozygous individuals obtained in $F_2$ generation from selfing the plants with genotype $Rr$ would be
$A$ : Mendel gave postulates like "principles of segregation and principles of independent assortment" after studying seven pairs of contrasting traits in garden pea.
$R$ : He was lucky in selecting seven characters in pea that were located on seven different chromosomes
In Mendel experiment he crossed tall and dwarf pea plant to study inheritance of one.....
Mendel's principle of segregation was based on the separation of alleles in the garden pea during
In wheat, when a green plant was self-fertilized, the progeny had $209$ green seedlings and $14$ white seedings. The above result indicates that