When can the Michaelis constant (Km) be considered to be the same as the dissociation constant for ES formation? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a When ?[ES] is unchanged b When ES --> E+P is faster than ES --> E+S c When k1 >> k2 d When k2 << k-1 e The Michaelis constant can never approximate the ES dissociation constant