[填空题]
(a) Estimate the rms speed of an amino acid whose molecular m),gqzo7rmb akm dcqvz ;0.: r0ass is 89 u in a :5ruob ac5y. xliving cell uy5 c :5obxa.rat 37 $^{\circ} $ C. m/s
(b) What would be the rms speed of a protein of molecular mass 50,000 u at 37 $^{\circ} $ C? m/s