16/1/2010 Practical General Biology “ A” Slides Prepared by Fayez A. Elmabhouh Lab. No.1,2 and 3 1 16/1/2010 Benedict’s Test for Reducing Sugars Benedict’s Test for…

1.Chapter 4 – Nutrition 4.1The Need for Food 4.2Water 4.3Carbohydrates 4.4Fats 4.5Proteins Sec 3 Bio 2. Learning Objectives Candidates should be able to: State the roles…

1.Functions of FoodFunctions of Food • to maintain life • to supply energy & give warmth – carbohydrates – fats – proteins • for growth and repair – Proteins…

Slide 1 Slide 2 Chapter 3 Biological molecules Prepared by Ms Lam and Mr Alex Lim Slide 3 Learning outcomes 1)State the roles of water in living organisms 2)List the chemical…

Slide 1 Slide 2 Slide 3  to maintain life  to supply energy & give warmth ◦ carbohydrates ◦ fats ◦ proteins  for growth and repair ◦ Proteins  keep…

Slide 1 © SSER Ltd. Slide 2 Carbohydrates are compounds of great importance in both the biological and commercial world They are used as a source of energy in all organisms…

Slide 1 Slide 2 Slide 3 Functions of Food to maintain life to supply energy & give warmth –carbohydrates –fats –proteins for growth and repair –Proteins keep…