Designing an experiment to enhance the acuity of human vision, hearing, and reaction speed through genetic modification technology is a complex and sensitive task. In practice, many ethical, legal, and safety issues are involved. However, from the perspective of scientific exploration, we can conceive a theoretical experimental framework. The following is a possible experimental design: ### Experimental objectives 1. Enhance human visual acuity. 2. Enhance human auditory acuity. 3. Improve human reaction speed. ### Experimental design#### 1. Literature research and gene selection - Research existing literature to identify genes related to vision, hearing, and reaction speed. For example, study genes that may be related to these characteristics, such as ODR-10, NTRK1, COMT, etc. - Identify specific genes that can be modified through gene editing technologies such as CRISPR-Cas9. #### 2. Selection of subjects - Determine the subjects of the experiment (e.g., volunteers) and ensure that all participants have been reviewed and agreed by the ethics review committee. #### 3. Genetic modification - Gene editing of specific cells of the subjects using CRISPR-Cas9 technology to enhance the expression of genes related to vision, hearing, and reaction speed. - Before the implementation of the experiment, baseline tests were conducted to assess the initial abilities of the subjects in vision, hearing, and reaction speed. #### 4. Experimental grouping - The subjects were randomly divided into two groups: the experimental group (receiving genetic modification) and the control group (not receiving modification). #### 5. Follow-up evaluation and testing - After genetic modification, multiple tests were conducted to assess the acuity of the subjects in vision and hearing: - **Visual test**: using standardized vision test and dynamic visual acuity test. - **Auditory test**: using frequency recognition test and sound localization test. - **Reaction speed test**: using computer software to measure the reaction time of participants to visual or sound stimuli. #### 6. Data analysis - Compare the performance of the experimental group and the control group in the visual, auditory, and reaction speed tests. - Use statistical analysis methods (such as t-test or ANOVA) to evaluate the impact of genetic modification on the subjects' abilities. #### 7. Ethical and safety considerations - Always follow ethical regulations during all experiments to ensure informed consent and privacy of participants. - Set up emergency response measures to deal with potential negative reactions or health problems. ### Summary This experimental design is only a theoretical framework. In actual operation, strict ethical and legal standards need to be followed, and in-depth research on the potential risks and long-term effects of genetic modification technology is required. Scientific exploration must be carried out with caution to ensure the health and safety of mankind.