What makes two individuals with the same genotype have different phenotypes?

1 Answer
Vincent G.
Dec 26, 2016

Phenotypic expression is a function of the genotype of the individual, it's environment and and interaction of genotype and environment (P = G + E + GE). This is why individuals with similar genotypes (such as identical twins), when raised on different environments have a great tendency to differ in their appearance, behavior of other aspects.

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