This range shows overdominance because heterozygous individuals make a mixture of two proteins with different optimums. Overdominance is a genetic phenomenon.
Overdominance is a phenomenon that occurs when the phenotype of a heterozygous individual is found outside the range of homo-zygous individuals.
This phenomenon (overdominance) is relatively common in genetics.
Overdominance confers an adaptive advantage to heterozygous individuals.
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