What is a polymer?

a natural resource formed on Earth from plant or animal remains
a piece of a natural resource that has been broken down before it is recycled into new materials
a natural resource used to make synthetic materials
a chain of repeating compounds found in both natural and synthetic materials

1 answer

A polymer is a chain of repeating compounds found in both natural and synthetic materials. Polymers can be natural, such as proteins and cellulose, or synthetic, such as plastics like polyethylene and nylon.