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Biology 30: Genetics > Nondisjunction (autosomes) > Flashcards

Nondisjunction (autosomes) Flashcards

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1
Q

Patau Syndrome

A

Trisomy 13
Cleft palate, heart defect, extra finger/toes, survival beyond one year is difficult

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2
Q

Edwards Syndrome

A

Trisomy 18
Heart defects, ear deformities, usually death by 1 year

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3
Q

Down Syndrome

A

Trisomy 21
Zygote receives one extra chromosome

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4
Q

Nondisjunction of autosomes

A

Involves chromosomes 1-22
Usually only trisomies result in the baby, others may die in utero

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Biology 30: Genetics (5 decks)

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