In article <36masp$t08 at mserv1.dl.ac.uk>,
Ronan.Okennedy <Ronan.Okennedy at UCG.IE> wrote:
>Just on the synchronous culture thing. I always thought that if cultures
>were synchronous that step changes in biomass would be observed in the
>exponential phase and and not suddenly appear in the stationary phase.
>>That is right. Cell counts increase stepwise after the first division and
continue during the exponential phase.
Because the O.D. depends on the biomass (cell # and cell size) it increases
continously as cells grow prior to division.
Cheers A. Ottolenghi aottolen at magnus.acs.ohio-state.edu