B is the correct answer to your question
Answer:
Some animals have camouflage which helps them not get eaten.
Explanation:
a polymer bcz it contains more than 10 residues and all others are single residues.
I believe it is gel electrophoresis.
Gel electrophoresis is a techniwue used to separate DNA fragments or other macromolecules such as RNA and proteins based on their size and charge. It can also determine the actual size of a piece of DNA by examining it next to a standard "yardstick" made up of DNA fragments of known sizes.