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Genetics > DNA Structure > Flashcards

DNA Structure Flashcards

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Biology 101 flashcards
1
Q

Outline heterochromatin

A

Peripheral heterochromatin around the outside of a nucleus, more compact, contains DNA that isn’t transcribed

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2
Q

Outline euchromatin

A

Less compact DNA, contains genes which are sometimes expressed

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3
Q

Outline nucleolus

A

Where rRNA is transcribed

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4
Q

What is P on a chromosome

A

Short arm
(Petite)

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5
Q

What is Q on a chromosome

A

Long arm

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6
Q

How are G bands on a chromosome ordered

A

Ordered going away from the centromere

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7
Q

Function of histone H1

A

Brings the nucleosomes together to form a chromatin fibre= coiled nucleosides

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Genetics (12 decks)

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