In Mendel's experiment nature of seed coat, flower colour, position of flower, pod colour, stem height etc. are reffered to as
Which one of the following operations with flowering plants would be most likely to produce the greatest number of variations in the offsprings
When a true breeding pea plant that has yellow seeds is pollinated by a plant that has green seeds, all the $F_1$ plants have yellow seeds. This means that the allele for yellow is
A true breeding plant producing red flowers is crossed with a pure plant producing white flowers. Allele for red colour of flower is dominant. After selfing the plants of first filial generation, the proportion of plants producing red and white flowers in the progeny would be
Mendel's contribution for genetic inheritance was