Which of the following induces and promotes cell division?
ABA
Auxin
Cytokinin
Gibberellin
C.
Cytokinin
Cytokinin is a plant cell division hormone, i.e. it induces and promotes cell division in plants. It is primarily involved in cell growth and its differentiation. It also affects apical dominance, axillary bud growth and leaf senescence.
Artificial application of auxins like IAA, IBA and NAA to unpollinated pistils can form
fruits with much flash
larger fruits
sweet fruits
seedless fruits
In the electron transport chain, in terminal oxidation, the cytochrome, which donates electrons to O2 is
cytochrome- b
cytochrome- c
cytochrome- a3
cytochrome- a
Wilting of leaves at noon and their recovery toward evening is known as
incipient wilting
temporary wilting
midday desiccation
permanent wilting
The specific character of C4 plants is
bulliform cells
Kranz anatomy
parallel venation
isobilateral leaf