1. How does the structure of DNA contribute to its function in the cell?
2. Discuss the process of photosynthesis and its significance in the ecosystem.
3. Describe the mechanisms of cell signaling and its role in coordinating cellular

4. Compare and contrast mitosis and meiosis, highlighting their importance in

cellular reproduction.
5. Explain the concept of natural selection and its role in evolutionary biology.
6. Discuss the impact of human activities on biodiversity and ecosystem stability.
7. Explain the role of enzymes in biochemical reactions, providing examples of

specific enzymes and their functions.
8. Describe the structure and function of different types of biomolecules, such as

carbohydrates, lipids, proteins, and nucleic acids.
9. Discuss the process of gene expression and regulation, highlighting the role of

transcription factors and epigenetic modifications.
10.Explain the principles of inheritance and genetic variation, including Mendelian

genetics and modern concepts such as polygenic inheritance and genetic