The term 'gene' was coined by

$A$ heritable feature and its detectable variant is known as........

$A$: Mendel proposed 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.

Among the following characters, which one was not considered by Mendel in his experiments on pea?

Which of the following pea plants will always produce white flowers?

According to Mendelism, which of the following traits shows dominance?