A scion is grafted to a stock. The quality of fruits produced will be determined by the genotype of
(3) both stock and scion
(4) neither stock nor scion.
(2) Grafting is the technique of joining parts of two plants so as to form a composite plant. One plant has a strong root system call the stock, and the other plant having better flower or fruit yield is known as scion. When a scion is grafted to a stock the root system of the plant has the genotype of stock and fruits produced show geneotypes of scion.