Karnataka Secondary Education Examination BoardKarnataka SSLC
Advertisement Remove all ads

Evolution and Classification - Tracing Evolutionary Relationships

Advertisement Remove all ads



(i) Homologous Organs:-

- These are organs that have same basic structural plan and origin but different functions.

-Homologous organs provide evidence for evolution by telling us that they are derived from the same ancestor.

e.g. Wings of Bat.

(ii) Analogous Organs:-

-These are the organs that have different structure and origin but their function is the same.

- They provide mechanism for evolution.

e.g. wing of bat-elongated fingers with skin folds

wing of bird- feathery covering along the arm

If you would like to contribute notes or other learning material, please submit them using the button below.
Advertisement Remove all ads

View all notifications

      Forgot password?
View in app×