This video lecture from Coordination and Control (F.Sc. second year Biology) covers about endocrine function of Gut i.e. Stomach and Duodenum. This video lecture also include about male and female gonads with their hormones and their functions in the body. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.