The rate of an enzyme catalyzed reaction A. increases as the temperature increases. B. decreases as the temperature increases. C. is not affected by changes in temperature. D. is maximized over a narrow range of temperatures. E. is a direct function of the Kelvin temperature 7.
Serine proteases form a covalent intermediate with their substrates.
This intermediate is A. an amide involving the carboxyl group of the serine. B. an amide involving the amino group of the serine. C. an ester involving the alcohol group of the serine. D. an ester involving the carboxyl group of the serine. E. none of the above.