7.5 Flashcards by Mallory Spence

Q

non-disjunction

A

chromosomes don’t separate correctly

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Q

list abnormalities in chromosomes

A

deletion
duplication
inversion
translocation

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Q

karyotype shows ______

A

chromosomes

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Q

autosomes

A

all chromosomes except sex chromosomes

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Q

XY

A

male

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Q

XX

A

female

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Q

trisomy has ____ chromosomes

A

3

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Q

monosomy has ___ chromosome

A

1

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Q

X inactivation occurs in …

A

females

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Q

the inactivated x is called what

A

a barr body

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Q

true or false; Nondisjunction deals with full chromosomes

A

true

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