Question 13: Fill in the places with appropriate word/words. A phase of growth which is maximum and fastest is _________
Apical dominance as expressed in dicotyledonous plants is due to the presence of more _________ in the apical bud than in the lateral ones.
In addition to auxin, a _________ must be supplied to culture medium to obtain a good callus in plant tissue culture.
_________ of a vegetative plants are the sites of photoperiodic perception.