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biology 0610printed 286 · PDF 286
328 pagesrevision 46933
printed 286 · PDF 286
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Aitchison College Academic Resources.
4 Fig. 1.1 shows the change in the biomass of the fungus Penicillium when grown in a fermenter to
produce the antibiotic penicillin.
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growth medium 2.5
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Fig. 1.1
(a) Name the stages in the growth of Penicillium indicated by V, W and X.
Vv
(c) Suggest why the growth of Penicillium is measured in biomass rather than numbers of cells.
Measuring mass is a more accurate
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