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Natural Selection

Natural Selection. It is a process!. Peanut Butter & Jelly Sandwiches. Process B. Process A . 2 slices of bread Put the peanut butter on the first piece of bread. Put the jelly on the second piece of bread. Put the two pieces of bread together. 2 slices of bread

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Natural Selection

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  1. Natural Selection It is a process!

  2. Peanut Butter & Jelly Sandwiches Process B Process A • 2 slices of bread • Put the peanut butter on the first piece of bread. • Put the jelly on the second piece of bread. • Put the two pieces of bread together. • 2 slices of bread • Put peanut butter on both slices of bread. • Put jelly on top of one piece of bread. • Put the two pieces of bread together. Which one is better?

  3. Vocabulary - RIGHT Natural Selection Adaptations A process by which individuals with traits that better suit the environment are more likely to survive longer and reproduce more successfully. • Inherited traits that increase an organism’s chance of surviving and reproducing successfully. What are the key words in both definitions? • Surviving and reproducing successfully.

  4. Text to text comparison - RIGHT Our book pg 216 The “other book” pg 310 • 4 steps • 4 steps TALK with your partner, and then record what is different about these descriptions and what is the same. What is the same What is different

  5. LEFT – Using the information from both books, complete the organizer in your notebook in your own words. 1 - Overproduction 2 – Inherited variation 3 – Struggle to survive 4 – Successful Reproduction

  6. Left - Recap • What is natural selection? • It is a PROCESS! • Organisms overproduce, • there is genetic variation • there is a struggle to survive, • You must live long enough to successfully reproduce. • It starts all over again…

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