Bio Test November 13 Flashcards by baron Phillips | Brainscape

Q

Mutation

A

A change in a gene

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Q

Deletion mutation

A

Taking out of a gene

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Q

Inversion mutation

A

Gene flips 180 degrees

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Q

What can be a result of chromosomal inversion?

A

Cancer cells

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Q

What is translocation mutation?

A

Movement of one chromosome segment from one chromosome to another

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Q

Karyotype

A

Arrangement of homologous chromosome pairs

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Q

Homologous chromosome

A

Identical chromosomes

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Q

Centromere

A

Attaches the 2 chromatid pairs

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Q

Chromatid pair

A

Makes up chromosome

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Q

Chromosomal abnormality

A

Downs, klienfelters, turners

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Q

Nondisjunction

A

When chromosomes do not seperate properly

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Q

Downs syndrome

A

Trisomy at # 21

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Q

Klinefelter syndrome

A

Trisomy at # 23 (XXY)

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Q

Turners syndrome

A

Monosomy at #23 (XO)

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