Substances which originate at the tip of stem and root and control the – McqOptions

MCQOPTIONS

1.	Substances which originate at the tip of stem and root and control the growth of different organs are [AFMC 1984, 86; CPMT 1984]
A.	Enzymes
B.	Hormones
C.	Vitamins
D.	Food substances
Answer» C. Vitamins

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