Table III. Approximate amounts of chlorophyll a and PQ per cell at different cell densities.

n, Number of replicates the estimate was based on.

No. of Cells	Chlorophyll a	PQ	n
	fg cell−1
5 × 10−7 to 3 × 10−8	27 ± 2.7	1.2 ± 0.33	17
4 × 10−8 to 5 × 10−8	24 ± 0.1	0.8 ± 0.08	3
1 × 10−9	16	0.2	1