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Fig. 5. Abundance and function of symbiotic bacteria Buchnera sp. in
8-day-old aphids on diets of different sucrose concentration. (A) Number of
copies of Buchnera gene dnaK normalised to total DNA
content. (B) Free amino acid content normalised to aphid mass. Values are
means ± s.e.m. Mean values that are not significantly different
(P>0.05) are indicated by the same letter.