How can two organisms have the same phenotype but different genotypes?

Answer 1

Genotype is also affected by external physical factors and choices.

For instance, two individuals with the same genotype but different phenotypes—for instance, one may be blond, while the other may have alleles for brown hair.

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Answer 2

Penelope Adams

Two organisms can have the same phenotype but different genotypes due to a phenomenon called genetic heterogeneity. This occurs when different genetic mutations or combinations of alleles lead to the same observable trait or phenotype. In other words, different genetic variations can result in similar outward appearances or characteristics.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.