Subject: General Science
Book: NCERT Biology Class 11
Living organisms contain biological molecules.
- **Types of Biomolecules**:
- Carbohydrates (Energy source).
- Proteins (Growth and repair).
- Lipids (Stored energy).
- Nucleic Acids (DNA and RNA).
- **Functions**:
- DNA stores genetic information.
- Enzymes catalyze biochemical reactions.
**Possible Exam Questions:**
1. What are the major biomolecules in cells?
2. How do enzymes function as biological catalysts?
3. Explain the structure of DNA and RNA.
4. What is the difference between saturated and unsaturated fats?
5. How do carbohydrates provide energy?
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