beso, I'm fascinated. So chemistry is "a subset of physics". In your dreams. Tell that to an organic or inorganic chemist and see how they respond.
Biology is "based on chemistry". Eh? Have the kindness to explain what you mean. What do you mean by "based" precisely? By the way, make it a convincing argument as I'm a professor of biochemistry with degrees, and higher education lecturing experience, in chemistry, organic chemistry, biology and biochemistry.
Tonight's question: Explain ecology in terms of chemistry.