Phenotypic trait
An observable feature of an individual (height, eye colour, face shape).
📖 Full definition
A phenotypic trait is what can be measured or observed externally. It results from genotype + environment + epigenetics. This is what facial recognition AIs analyse — not the DNA itself, but its visible manifestations.
💡 Concrete example
Hair colour, height, nose shape, voice timbre are all phenotypic traits.
🔄 Synonyms
observable trait
🔗 See also
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