Pedigrees Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Square in a pedigree means?

A

male

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2
Q

Circle in a pedigree means?

A

female

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3
Q

Lines between a male and a female represent?

A

marriage

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4
Q

Lines extending from the marriage line represent?

A

offspring

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5
Q

Shaded in circle/square represents?

A

affected person/person affected with the trait

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6
Q

Unshaded in circle/square represents?

A

Unaffected person/person that doesn’t have the trait

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7
Q

Roman Numerals on the side represent?

A

generations

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8
Q

How can you tell if a trait is autosomal dominant in a pedigree?

A

when 2 parents show the trait but the offspring does not

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9
Q

How can you tell if a trait in a pedigree is autosomal recessive?

A

when 2 parents don’t have the trait but the offspring does

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10
Q

How can you tell if a trait is sex-linked recessive?

A

high number of sons with the trait

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