Q. Assertion : MSH & Melatonin are antagonistic hormones.
Reason : MSH help in the wide distribution of melanin in melanocytes while melatonin collects the melanin at one place in melanocyte

 2133  259 Chemical Coordination and Integration Report Error

Solution:

Correct answer is (a) If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion