Reversible reactions in a cell rarely reach equilibrium because
a. the products are generally reactants in other reactions and are thus immediately used.
b. a cell at equilibrium is dead.
c. most reactions in a cell are not reversible, allowing the cell to devote additional resources
to regulating the few reversible reactions that do occur.
d. cells have no way of measuring the relative ratios of reactants and products.
e. conditions in the cell change too rapidly for any reaction to ever reach equilibrium.
A
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