Question

Which three different kinds of inhibitors were
found in mid-1960s?
(A) Inhibitor-A, Abscission-ll and
dormin
(B) Inhibitor-B, Abscission-|l and dormin
(C) Inhibitor-A, Abscission-HIll and
dormin
(D) Inhibitor-B, Abscission-Ill and dormin​

Answer 1

Answer:

During mid-1960s, three independent researches reported the purification and chemical characterisation of three different kinds of inhibitors: inhibitor-B, abscission II and dormin. Later all the three were proved to be chemically identical. It was named abscisic acid (ABA).