NEET Biology
NEETBiologyEvolutionClass 12

What does “Homologous vs analogous organs” actually mean in Evolution, and why does it matter for NEET?

homologous organs share structure but differ in function (common ancestry, divergent evolution); analogous organs share function but differ in structure (convergent evolution).

In simple words: homologous organs share structure but differ in function (common ancestry, divergent evolution); analogous organs share function but differ in structure (convergent evolution). Getting Homologous vs analogous organs clear matters because NEET questions on Evolution usually test this idea directly, not just a formula you memorised.

Key point

Homologous vs analogous organs

Common mistake

treating any organs that do the same job as evidence of common ancestry.

Memory tip

homologous = same origin (divergent); analogous = same job (convergent).

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