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Fig. 3. Unsaturation index of polar lipids in oysters as a function of (A) their
origin and (B) time x temperature. Oysters were collected in the field
or produced in the hatchery. Five males and 20 females were mated to produce
animals in the pooled group (Pool) whereas Fx represents
full-sib families. Data are means ± s.e.m., n=3 aquaria.
Different letters indicate significant differences.