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6.Anatomy of Flowering Plants
normal
For a successful graft, the adhesion between stock and scion is a must. Which one of the following is the earliest event towards a good graft
A
Production of plasmodesmata in the cells at the interface of stock and scion
B
Coordinated differentiation of vascular tissue between the stock and scion
C
Regeneration of cortex and epidermis over the union of stock and scion
D
Production of callus tissue between the cells of stock and scion
(AIPMT-1990)
Solution
(d) New cells form a mass of parenchymatous cells known as callus.
Standard 11
Biology
