The correct answer is <span>the reproduction of new cells </span>
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>
Sugar in RNA is called Ribose similar to the sugar in DNA which is Deoxyribose
The answer is "Tolerance only for cold climates". Hope it helped!