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Biology 4BI1/2BR January 2023

Biology 4BI1/2BR January 2023

1. Transpiration and Water Loss: Effects of antitranspirants on plants, differences between film-forming compounds, stomatal regulators, and reflective compounds, and their impact on plant survival under drought conditions.

2. Kidney Function and Urine Analysis: Role of the nephron in ultrafiltration, glucose reabsorption, protein presence in urine, and diagnosing kidney disorders through urine composition analysis.

3. Plant Growth and Photosynthesis: Stomatal function, effect of light intensity on transpiration, adaptation of plants to hot climates, and the role of mineral ions in plant nutrition.

4. Genetics and Inheritance: DNA and RNA structure differences, functions of RNA in protein synthesis, genetic crosses for codominance, and the impact of mutations on genetic variation.

5. Reproductive System and Hormonal Regulation: Structure and function of the female reproductive system, menstrual cycle hormone changes, and the role of FSH, LH, estrogen, and progesterone in ovulation and pregnancy.

6. Vaccination and Disease Control: Relationship between measles cases and vaccination rates, effects of immune system suppression on vaccine efficacy, and reasons for avoiding vaccinations in immunocompromised individuals.

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