Tamil Nadu HSE First Year Biochemistry case studies
Tamil Nadu HSE First Year Biochemistry · Put your knowledge to work in context.
Biochemistry is one of the science electives offered in the first year of the Tamil Nadu Higher Secondary Certificate (HSC) programme, usually taken alongside Chemistry, Botany and Zoology by students aiming at medical, paramedical, agricultural or pure-science degrees. It is a school-level subject, not a professional certification: the credential is the HSC mark statement issued after the public examination conducted by the state board, and the syllabus is set by the state school curriculum body. The Tamil Nadu HSE First Year Biochemistry case studies are 5 cases and about 3,731 words.
1A "Sugar-Free" Squash, Benedict's Test and a Diabetic Classmate
A Class 11 student is given four tubes for a Benedict's test practical. Tube A contains 1% glucose, tube B 1% sucrose, tube C 1% soluble starch and tube D a commercial "sugar-free" orange squash.
730 words, about 4 min2Two Cooking Oils, One Sunny Shelf: Peroxide Values and Rancidity
Two 5-litre tins of cooking oil are opened in a school canteen in Chennai in June. One contains refined sunflower oil and the other coconut oil.
758 words, about 4 min3Four Milk Portions and One Isoelectric Point
A group investigates milk proteins. Fresh milk of pH 6.7 is divided into four 50 mL portions.
739 words, about 4 min4The Salivary Amylase Practical: A Conclusion That Does Not Fit the Data
In a practical, a student mixes 2 mL of 1% starch with 1 mL of salivary amylase at different temperatures and checks for starch with iodine every minute. At 37 °C the blue colour disappears in 2 minutes.
752 words, about 4 min5Ten Days of an 800 kcal Diet: Ketones, Bicarbonate and the Brain
A 45-year-old woman begins a self-prescribed diet of 800 kcal per day, made up almost entirely of fat and protein, with less than 20 g of carbohydrate per day. After 10 days she has lost 3.5 kg, her breath smells of acetone, and her urine contains ketones (3+).
752 words, about 4 min