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A2 Biology Unit 5 > Inheritance > Flashcards

Inheritance Flashcards

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1
Q

What happens metaphase 1

A

Homologous pairs line up in centre

Attach to spindle fibres

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2
Q

What happens in anaphase 1

A

Spindles contract

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3
Q

What happens in telophase 1

A

Nuclear envelope forms

Cytoplasm divides

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4
Q

What are the three main events which lead to genetic variation

A

Crossing over of chromatids
Independent segregation of chromosomes
Independent segregation of chromatids

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5
Q

What happens in Prophase 1

A

Chromosomes condense
Homologous chromosomes pair up
Centrioles move to opposite sides

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A2 Biology Unit 5 (5 decks)

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