Question

write the uses of cytokinins

Answer 1

Cytokinin perform following functions
It induce cell divisionbut only in the presence of auxin
It causes delayed senescence(old age)
Cytokinin induce cell inlargement
It breaks the dormancy of seed
It is used in broken leaves with lose chlorophyll keeps thier DNA active and prevent them from decolourization

Answer 2

Cytokines: The immune cells produce large quantities of protein or glycoprotein that regulate the entire immune system.

Uses:

• They provide immune response .
• They are responsible for cell communication which influences immunity.  
• They act as multi functional proteins and are responsible for maintaining the regulation.
• They recognize the inflammation and respond accordingly to the condition.  
• Delays ageing.
• Breaks dormancy.