Natural Selection and History of the Theory of Evolution

Natural Selection and History of the Theory of Evolution

Chapter 15 in Textbook

Open Ended

Natural Selection

What comes to mind when you hear this word?

Open Ended

What comes to mind when you hear the name Darwin?

Poll

Would you expect an older specimen to be closer to the top or lower down in the strata?

• Closer to the top

• Lower Down

• Depends on if the strata have been disrupted or not.

Open Ended

In your own words define the word adaptation.

Open Ended

What are some organisms that we come in contact on a daily basis have have been artifically selected to have certain traits?

Open Ended

Knowing that the pre-fix homo means same, what do you think homology means?

Poll

Do you think that the wing of a bird and a butterfly show homology?

• Yes, they are both wings

• Yes, the have the same function even if they aren't related.

• No, the structure of a bird wing and a butterfly are not the same.

• No, they don't function the same way.

Open Ended

What do you think about the bird wing and a butterfly wing now?