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Variation CharacteristicIndividual 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
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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/