They found fossils and rocks that did not fit the climate they should have ben found in.
Hello there :)
What I could say though are the following of the function of proteins:
Building Tissues and Muscles. Protein is necessary in building and repairing body tissues. ...
Hormone Production. ...
Enzymes. ...
Immune Function. ...
Energy.
The difference is because there about different from one another, the reflexes will act different towards the speed