Variation

What is variation?

Members of the same species can look different.

What are some differences between humans?

VariationCharacteristic Individual Result

Eye colour

Natural hair colour

Height

Shoe size

Right or Left handed

Tongue roller or non-roller

Attached or free ear lobes

Dimples

Freckles

Sex

Skin Colour

Eye Colour

HeightArrange yourselves in height

order.

Ear Lobes

Finger Prints

Skin Colour

Continuous and Discontinuous Variation

A wide range of values between two extremes

e.g. height

There are distinct groups with no values in between

e.g. eye colour

Inheritance

• http://subscription.echalk.co.uk/Science/biology/heredity/heredity.htm

• http://subscription.echalk.co.uk/Science/biology/EyeColour/EyeColour.htm

Genetics

• http://www.brainpop.com/health/geneticsgrowthanddevelopment/genetics/

Crosses

• http://www.brainpop.com/science/cellularlifeandgenetics/heredity/