hco 3 ( - ) is transported across the plasmalemma and intracellular carbonic anhydrase increases the steady-state flux of co2 from inside the plasmalemma to ribulose-1,5-bisphosphate carboxylase-oxygenase by catalysing the interconversion of hco 3 ( - ) and co2 within the cell .
C0007603
plasmalemma
C0007634
cell