Writing concise and precise answers for a medical science optional subject requires a systematic approach and the ability to present information effectively. Here are some tips to help you achieve this:

1. Understand the question: Read the question carefully and make sure you have a clear understanding of what is being asked. Analyze the key points and identify the main areas that need to be addressed.

2. Plan your answer: Before starting to write, organize your thoughts and create a structure for your answer. Divide your response into headings or subheadings to provide a logical flow to the content.

3. Use bullet points: Utilize HTML bullet points to highlight key points or subtopics within your answer. This will make your content more visually appealing and easier to read and comprehend.

4. Be concise: Remember to keep your answers concise by avoiding unnecessary details or repetitions. Stick to the main points and provide relevant information without going off-topic.

5. Provide evidence: Support your statements with evidence from credible sources such as research papers, textbooks, or reputable medical journals. This will add credibility to your answer and demonstrate your understanding of the subject matter.

6. Use clear and simple language: Avoid using complex medical jargon or technical terms unless necessary. Use clear and simple language to ensure your answer is easily understandable by the reader.

7. Include relevant examples: Whenever possible, include relevant examples or case studies to illustrate your points. This will make your answer more relatable and help the reader grasp the concepts more effectively.

8. Review and revise: After writing your answer, take some time to review and revise your content. Check for any grammatical errors, spelling mistakes, or unclear statements. Ensure that your answer is coherent and well-structured.

By following these tips, you can write concise and precise answers for your medical science optional subject. Remember to focus on the key points, provide evidence, and use clear language to effectively communicate your understanding of the topic.