Briefly mention the contribution of T.H. Morgan in genetics.

Briefly explain contribution of Dr. V. Kurien.

Briefly mention the mechanism of action of FSH.

Briefly give the contributions of the following scientists in formulating the cells tneory Rudolph Virchow

Briefly give the contributions of the following scientists in formulating the cells tneory Schielden and Schwann.

Describe very briefly the contribution of following scientists: C.B. Van Niel