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Acquired vs. Inherited Traits 7 January 2011

Acquired vs. Inherited Traits 7 January 2011. Characteristics = Traits. A characteristic of an organism may be inherited or acquired . You are a unique individual. Characteristics about you are called traits. Examples: Eye color, basketball skills. Inherited Traits.

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Acquired vs. Inherited Traits 7 January 2011

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  1. Acquired vs. Inherited Traits7 January 2011

  2. Characteristics = Traits • A characteristic of an organism may be inherited or acquired. • You are a unique individual. • Characteristics about you are called traits. • Examples: Eye color, basketball skills

  3. Inherited Traits • Received from your biological parents • Examples: natural eye color, hair color, height, blood type.

  4. Acquired Traits • Developed during life (not born with it) • Examples • Things you learned (riding a bike, reading, writing) • Things that happened to you (short hair, cut-off finger)

  5. Acquired traits end with you! • CANNOT pass on acquired traits to offspring • NOT in DNA/genes! • Example: Your kids won’t be born with a missing arm if you cut off your arm first!

  6. Some traits are both! • Skin color is a combination trait • Inherited part: Receive genes for skin color from parents. • Acquired part: Amount of time in the sun determines level of tan.

  7. Let’s Practice! • Take out a sheet of notebook paper and number it 1-12. For each example, write down whether you think the trait is acquired or inherited. Think: “Was this organism programmed from birth to have this trait?”

  8. Example:Dimples Is this an acquired trait or an inherited trait?

  9. Dimples – Inherited Trait! This child has genes from her parents that gives her dimples.

  10. Number 1 • Someone is bilingual.

  11. Number 2 • You know how to swim.

  12. Number 3 • You have a hitchhiker’s thumb.

  13. Number 4 • A man is blind from a firework accident.

  14. Number 5 • Sarah can roll her tongue.

  15. Number 6 • You have calluses on your feet.

  16. Number 7 • A pea plant has purple flowers.

  17. Number 8 • Captain Kirk can make the vulcan hand sign.

  18. Number 9 • Harry has a scar on his head.

  19. Number 10 • Sam has a birthmark on his back.

  20. Number 11 • A bush has trimmed limbs.

  21. Number 12 • Kilam is very good at basketball.

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