Anatomical Homolgies

Anatomical Homolgies

By Mr Douglas

Multiple Choice

Do these have the same structure?

• Yes

• No

Multiple Choice

Do these limbs have the same function?

• Yes

• No

Homologous Structures

Organisms share similar structures but have a different function

​between a human, cat, whale, and a bat, the functions vary from flying, swimming, to running

All LOOK similiar but

Multiple Choice

Do these two have the same structure?

• Yes

• No

Multiple Choice

Do these two structures have the same function?

• Yes

• No

​Some text here about the topic of discussion.

Analogous Structures

​They look DIFFERENT but they share the SAME function

​

Both are wings used to fly​

Multiple Choice

Do you need your wisdom teeth?

• Yes, for wisedom!

• No, we get them taken out anyway

We do NOT need wisdom teeth

• Humans before needed molar teeth to chew down rough food (nuts, meat)

• Now our diet has evolved​ to be easier to eat, and our mouths have gotten smaller so wisdom teeth overcrowd our mouth.

• That's why most people pull out their wisdom teeth​

• Structures that were useful once but not anymore​

Vestigial Structures

Multiple Choice

Wisdom Teeth is an example of

• Homologous Structures

• Analogous Structures

• Vestigial Structures