Answer:
This becaus in thr course of
Conducting cross-pollination:,he ensired that;;prior to formation of pollen grain by the plant he removed immature stamen; and dusted the pollen grains from another flower but of the same species onto the altered flower.The resultant fertilization results in formation of an Embryo.
:This enabled him to monitor and control transmission of targeted pea plants characteristic and thr percentage distribution of these traits.