Which of the following is a plant hormone?

The correct answer is Cytokinin.

• Among the options, only Cytokinin is a plant hormone.
• Cytokinin helps in the rapid cell division in plants.
  • Cytokinin is largely present in coconut water.
  • The two types of cytokinins are:
    1. Adenine-type cytokinins.
    2. Phenylurea-type cytokinins.
  • Cytokinins are involved in plant processes like cell division and shoot and root morphogenesis.
  • Farmers use cytokinin to increase crops.

Additional Information

• Melatonin is the hormone secreted by the Pineal gland.
  • Melatonin is also called the hormone of darkness.
  • Melatonin regulates the circadian rhythm of the human body.
  • The deficiency of melatonin caused sleeplessness.
• Gastrin is a peptide hormone released by the G cells in the pyloric antrum of the stomach, duodenum, and the pancreas.
• Cholecystokinin is a peptide hormone secreted by the enteroendocrine cells in the duodenum.