Callus formation in Plant

Callus formation in Plant , promoted by
A) Auxin
B) Cytokinin
C) Gibberellin
D) Ethylene

5’ G-Cap formation occur in -
A) snRNA
B ) rRNA
C)mRNA
D)tRNA

Free energy is released in cyclic phosphorylation
a. by the formation of ATP
b. during the excitation of chlorophyll
c. during each of the redox reaction of the electron transport chain