Evidence For Relatedness Flashcards
(6 cards)
1
Q
How does an analogous structure arise?
A
Convergent evolution.
2
Q
What is an analogous structure?
A
Where the function is the same but the origin is different.
3
Q
What do homologous structures come from?
A
Divergent evolution.
4
Q
What is an homologous structure?
A
Where the structure is the same but the function is different.
5
Q
What is an example of an analogous structure?
A
Bird wings vs bug wings.
6
Q
What is an example of an homologous structure?
A
Pentadactyl limbs - whales and bats have the same 4 digit structure
