Correct Option (a)
Reason : Analogous organs are the structures of different species having similar or corresponding functions but different structure. They do not belong to the same evolutionary origin.
Wings of bat are skin folds stretched mainly between elongated fingers but the wing of birds are feathers covering all along the arm. They look similar because they have a common use for flying, but their origin is not common.
Correct Option (a) Reason : Analogous organs are the structures of different species having similar or corresponding functions but different structure. They do not belong to the same evolutionary origin.
Wings of bat are skin folds stretched mainly between elongated fingers but the wing of birds are feathers covering all along the arm. They look similar because they have a common use for flying, but their origin is not common.