Metal is only cold because of our bodies temperature, that’s what makes it seem cold when we hold it. But metal is normally warm
Subatomic particle, Element, Molecule, Compound
The list which correctly summarizes the main functions of proteins in the human body is the last one - p<span>owering movement, structural support, hormone production, antibody and enzyme production.
Skeletal muscles are responsible for movement and those muscles are made of protein. </span>