as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
create a dialogue between two people discussing the ethics behind animal testing
user
person 1: do you think animal testing is ethical?

person 2: i don't think so. it's cruel to use animals for testing and experimentation, especially when there are so many alternative methods.

person 1: what do you think about the argument that animal testing is necessary for advancing our understanding of biology and medicine?

person 2: i think it's important to advance our knowledge, but there are non-invasive methods that can be used if we just put more effort and resources into it. animal testing should only be used as a last resort.

person 1: agreed. we need to try and focus on finding animal-free methods to test our medicines and treatments.
assistant