Im sory i cant help
none of the answers r there
I would have to say (D.) if it's been 150 years.
The answer is c. they live in conditions similar to those likely to be found on other planets.
Chemistry as a subject has a significant importance in our daily lives and the society in general. Everything on the earth is made of chemicals. ... It also describes various chemical elements preset in the environment, their reactions, and effects on the environment.
The two substances needed in this situation are:
potato extract and catechol<span />
