Q1. One slice of cheese pizza contains 290 calories, 15 g of protein, 9 g fat and 39 g of carbohydrates. One half cup of gelatin dessert contains 70 calories, 2 g protein, 0 g fat and 17 g of carbohydrates. One cup of whole milk contains 150 calories, 8 g protein, 8 g fat and 11 g of carbohydrates.

Write down 1X4 matrices, P, G, and M that represent the nutritional values of each food. Then find 3P+2G+2M and tell what the entries represent.

Q2. The liver, spleen, and pancreas are all found within the same general area near the anterior end of the abdominal cavity. They generally all have about the same colour. List each of these organs with the characteristics-colour tones, texture, shape, size, relative positions, etc. which enabled you to identify each. What are the functions of each of these organs? For a rat?