1. Which of the following is NOT a characteristic of pathophysiology? A. The study of functional changes that occur with disease B. Focus on understanding the molecular and cellular mechanisms underlying disease processes C. Examining the impact of environmental and genetic factors on health D. Treatment of diseases using pharmaceutical interventions Answer: D. Treatment of diseases using pharmaceutical interventions Rationale: Pathophysiology focuses on understanding the underlying mechanisms of diseases, not on the treatment of diseases with pharmaceutical interventions. 2. Which of the following is NOT a factor that can contribute to the development of disease? A. Genetic factors B. Lifestyle choices C. Environmental factors D. Psychological factors Answer: D. Psychological factors Rationale: Psychological factors may influence disease development indirectly through behaviors or coping mechanisms, but they are not direct contributors to disease development. 3. Which of the following statements about cell biology is true? A. Cells are the basic building blocks of all living organisms B. Cells cannot reproduce or repair themselves C. All cells have the same structure and function D. Cells are only found in human bodies Answer: A. Cells are the basic building blocks of all living organisms Rationale: Cells are the basic structural and functional units of all living organisms, responsible for carrying out essential processes for life. 4. Which of the following is NOT a component of a cell's structure?