Evolution

BW3 Students should be able to outline evolution by natural selection and how it explains the diversity of living things.

What is Evolution?

Evolution explains how we all descended from one common ancestor due to changes in genes.

From watching this video answer the following questions.

1. Evolution helps us to understand how organisms D___________ and A________.

2. What is the definition of evolution?

3. What is duplicated to make copies of Organisms _______________(3 letters)

4. What is an error in DNA called?

5. What fraction of a father’s DNA does an offspring donate?

6. All dogs are related to what animal

7. From what animal do mammals originate from?

8. Name the 2 scientists who discovered a breeder is not needed for evolution?

9. What was the name of their theory?

•Did you see a raised tendon in the middle of your wrist?

•If you don't have that, lucky you - you're among the 10-15 percent of humans on Earth who were born without this prominent feature in one or both of their arms.

•The tendon connects to a muscle that most of us have but no real reason to have as it does not give you any extra grip.

•However monkeys and lemurs use this muscle to move around using their arms.

Research Activity

•Students are to prepare a PowerPoint Presentation about evolution.

Success Criteria:

Each slide should include;

A title
One of the questions below typed out and an appropriate answer
An image relating to the question and answer
Reference Slide at the end of the PowerPoint
- More information about referencing websites can be found (here make a link to research in CBA 2)

Questions:

•Define the Theory of Evolution

•Who came up with the theory of evolution? What was the name of his book he wrote?

•Discuss the evolution of the finches in the Galapagos islands?

•Give an example how one animal has evolved over generations?

•Eg. Giraffe, Whales, Humans etc

•Explain the “survival of the fittest”

•Identify three pieces of evidence showing evolution.

•Identify three pieces of evidence of evolution?

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