Describe the Biuret test for proteins, the end products of protein digestion, the importance of proteins, and list four other classes of food.

Welcome back G — been a while! Let's pick up where you left off. a) The Biuret test is used to detect the presence of peptide bonds, which are characteristic of proteins. A purple color indicates a positive result. The class of the food item is: Proteins b) During digestion, proteins are broken down into their simplest units. The end product of protein digestion is: Amino acids c) Proteins play several vital roles in the body. Four ways proteins are important to an individual are: • They are essential for the growth and repair of body tissues. • They are used to produce enzymes and hormones, which regulate body processes. • They form antibodies that help the body fight infections and maintain immunity. • They can serve as an energy source when carbohydrates and fats are insufficient. d) Besides proteins, there are several other essential classes of food. Four other classes of food are: • Carbohydrates • Fats (or Lipids) • Vitamins • Minerals Send me the next one 📸