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Human Traits Inherited characteristics. What if aliens visited our planet and thought that all humans are alike…. Are we? We are certainly different than.

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Presentation on theme: "Human Traits Inherited characteristics. What if aliens visited our planet and thought that all humans are alike…. Are we? We are certainly different than."— Presentation transcript:

1 Human Traits Inherited characteristics

2 What if aliens visited our planet and thought that all humans are alike…. Are we? We are certainly different than plants or fungus!

3 Are they more alike than different? Or...more different than alike?

4 Inherited human traits Parent organisms pass traits to their offspring so there are often similar characteristics seen in both parent and offspring. Inherited human traits include: Ability to roll your tongue or not Attached or unattached earlobes Dimples or freckles Naturally curly or straight hair Hitchhikers or straight thumb Color-blindness or normal color vision Widows peak or straight hairline Color of skin and hair Cleft or smooth chin

5 Inventory of my traits What traits did I inherit? Watch the following slides to determine YOUR traits – complete theInventory worksheet

6 Earlobe Attachment AttachedDetached (Free)

7 Hitchhiker's Thumb

8 Tongue rolling

9 Dimples

10 Handedness

11 Crossed hands Left thumb over rightRight thumb over left

12 Freckles

13 Curly hair

14 Cleft chin

15 Color-blindness

16 Widows Peak

17 Mid-digit hair

18 Frequency The rate of frequency is a statistical term that helps scientists determine how often an inherited trait occurs. Frequency is important in discovering how much of the population differs (or is similar) from the whole. Frequency = Number Observed/Total Population X 100 Frequency can be used to predict evolutionary changes to environmental changes


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