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11 Cards in this Set
- Front
- Back
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Polygenic AKA multifactorial inheritance
Example |
When two or more genes and their interaction with the environment contribute to a trait
Fingerprint ridge count! |
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Dermatoglyphics
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Studies ridge counts on fingers and toes
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What is this ridge pattern?
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Whorl
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What is this ridge pattern?
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Tented arch
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What is this ridge pattern?
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Loop
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What is this ridge pattern?
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Arch
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What is this ridge pattern?
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Double loop whorl
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Triradius
AKA Which pattern has 2 of these? |
AKA delta
Where 3 ridges meet at a 120 degree angle The whorl has 2 |
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Core
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A single ridge surrounded by many ridges
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Ulnar loop vs. radial loop
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Ulnar = when ridges open toward little finger
Radial = when ridges open towards the thumb |
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How to count ridges for:
Arch Loop Whorl |
Arch = ridge count is 0
Loop = count from triradius to core Whorl = count to both triradii, and use the higher number |
