I think it A I hope this help
Answer:
Ethical issues that arise from modern biotechnologies include the availability and use of privileged information, potential for ecological harm, access to new drugs and treatments, and the idea of interfering with nature. Applications include agriculture and health care.
A chemical indicator is a substance that changes color when you an acid to it. it is used to test the acidity in water, soil, etc.
i havent learned how it works yet , but ill try to figure it out for you
Answer:
I dont know.
Explanation:
I might be able to help you if you tell me whats the story.