Nutrition and Digestive System

Submitted by pradipta pramanik on Sat, 02/26/2011 - 00:29

Nutrition and Digestive System : Basic constituents of food and their nutritional significance. Vitamins – dietary sources, functions and deficiency symptoms of water and fat soluble vitamins. Structure and functions of the alimentary canal and the digestive glands. Functions of the digestive juices (saliva, gastric juice, pancreatic juice, intestinal juice), Biles.

Digestion and absorption of carbohydrates, lipids and proteins. Diseases – Peptic and Gastric ulcers, Gastritis; fasting and obesity.

Related Items

Origin, Evolution and Diversity of Life

Origin, Evolution and Diversity of Life : Haldane and Oparin’s concept on origin of life. Modern concept of Natural selection, Biological Species concept.

Human evolution – An outline.

Mutation

Mutation – Definition and Types; Replication of DNA, Transcription and Translation (Brief idea).

Genetics

Genetics : Laws of Heredity : (Monohybrid and dihybrid crosses; Mendel’s laws). Back cross, Test cross, Linkage, Crossing over, Sex linked inheritance – Colour blindness, Haemophilia.

Chromosomes and Cell Division

Chromosomes and Cell Division : Morphology of chromosomes; Euchromatin and Heterochromatin.
Nucleic acid as genetic material (Examples : Bacterial Transformation and Viral Transduction).

Enzymes

Enzymes : Definition & properties, Examples; Mechanism of Action, Allosterism and Regulation.