Question

what are the functions that proteins conduct in living cells

Answer 1

Proteins have almost all kinds of availablefunctions in living cells. It includes:
- support (structural proteins: keratines, collagen, elastin)
-storage of amino acids, which are source for the developmenting embryo (ovalbumin), babies (casein)
-transport of other substances (hemoglobin)
-coordination of an organism's activities (insulin)
- responce of cell to chemical stimuli (receptors)
-movement (actin, myosin, cilia)
-protection against disease (antibodies)
-selective acceleration of chemical reactions (enzymes)