EXERCISE 3: CYTOLOGY
1 Differentiate between a cell and an organelle,
2 Name THREE (3) techniques used in studying cell biology.
3: Briefly explain why onion root tips are the most suitable materials for the demonstration of mitosis in a Biology Laboratory
4. Apart from onion root tips, name THREE (3) other things that can be used to study mitosis in the lab
5. Name TWO (2) stains that can be used to stain chromosomes when studying mitosis in the lab
EXERCISE 4: NUTRITION
1. Mention FOUR (4) organic compounds found in food.
2. Differentiate between a micro-nutrient and a macronutrient.
3. Name the components of the following solutions/reagent
i)Benedict’s solution
ii) Biuret’s solution
4. Why is HCL used during non-reducing sugar test?
5. Outline the procedure for testing protein
