Khothalletsa metabolism, etsa hore letlalo le be bonolo le ho lieha ho tsofala.E ka boloka bokaholimo ba letlalo bo omme, ea thibela mongobo, 'me ea thibela libaktheria.E loketse li-shawls, liphahlo tsa mangole, liphahlo tsa maoto, liphahlo tsa maoto, joalo-joalo nakong ea leholimo e batang ho boloka mofuthu le bophelo bo botle.