Smooth muscle, a type of specialized muscle cell, functions in which process?

a.) food digestion
b.) skeletal movement
c.) pumping of blood
d.) heart contraction

Smooth muscle, a type of specialized muscle cell, functions in A.) food digestion. Smooth muscle and striated muscle are able to contract. Unlike striated muscle, smooth muscle contracts slowly and automatically. Musculature of internal organs and the digestive system consists of smooth muscles. Therefore, they are involved in food digestion.

Ribonuclease activity is a type of nuclease that catalyzes the degradation of rna into small components.