Explain the terms analogous and homologous organs with examples.

Homologous organs are those organs which have the same basic structural design and origin but have different functions.
For example: The forelimbs of humans and the wings of birds look different externally but their skeletal structure is similar.
Analogous organs are those organs which have the different basic structural design and origin but have similar functions.
For example: The wings of birds and insects.

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