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Published byDenis Caldwell Modified over 9 years ago
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Is this Fact or Fiction? Mutations:
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What causes mutations?
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DNA Mutations caused by… DNA damage from environmental agents such as: – UV light (sunshine) – nuclear radiation – certain chemicals Mistakes that occur when a cell copies its DNA in preparation for cell division.
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DNA mutations can also be inherited from parents… If a parent has a mutation in his or her DNA, then the mutation is passed on to his or her children.
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Recessive Dwarf gene
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2 Headed Snake This albino rat snake, “We”, was living at the World Aquarium and was put up for auction in 2006. The buyer paid $150,000.
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A German boy, seen here at seven- months old, has a genetic mutation that boosts muscle growth. At age 4 he could lift 17 lb. weights with arms extended, something many adults cannot do.
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4 legged birds “Stumpy” the duck from Hampshire Eng. 2007
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Alligator with recessive skin gene
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Pig with 2 mouths in Liaocheng China, July 2006
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Pig with 2 noses, 2 mouths, and 3 eyes in China
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Calf has 2 noses, 2 tongues and a single eye socket.
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Recessive gene for extra muscles
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8 legged frog Quanzhou China, 2007
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Transparent frog Created at Hiroshima University for purposes of study.
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Hypertrichosis This condition is thought to be responsible for many of the ancient werewolf legends.
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Kitten with 2 faces Perth, Australia
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“Cy” the Kitten The kitten has a very rare condition (holoprosencephaly) and lived only 1 day. It did not have an eyelid and normally the nose is found above the eye. Oregon, 2005
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