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Science > Cells Quiz > Flashcards

Cells Quiz Flashcards

1
Q

Interphase

A

G1Growth and preparation
S: DNA replication
G2: Grows more and prepares for mitosis

Bonus: longest phase of the cell cycle

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2
Q

Prophase Early

A

Replicated DNA coil into x-shaped chromosomes

Spindle fibres form centrioles move apart

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3
Q

Prophase late

A

Spindle fibres attach to centromere

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4
Q

Metaphase

A

Spindle fibres pull the chromosomes into a single line

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5
Q

Anaphase

A

Spindle fibres contract and pull centromeres apart sepperating sister chromatids

Move to opposite sides of the cell

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6
Q

Telophase

A

Spindle fibres disappear

Nuclear membrane reforms around DNA

Nucleolus returns

Complete set of DNA for each

Daughter cell 2 nuclei in the cell

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7
Q

Cytokinesis

A

Separation of the 2 duplicate cells

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8
Q 
I
P
M
A
T
C
A 
Interphase
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
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9
Q

Mitosis

A

Prophase
Metaphase
Anaphase
Telophase

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10
Q

Purpose of cell division

A

Cell reproduction

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11
Q

3 stages to the cell cycle

A

Interphase
Mitosis
Cytokinesis

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12
Q

Mitosis

A

Process on which the contents of a cells nucleus divides

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13
Q

Sister chromatids

A

Duplicated strand of DNA

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14
Q

Centromere

A

The structure which joins sister chromatids together

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15
Q

Cells will not divide when…

A

There are not enough nutrients

Then DNA has not been replicated

DNA is damaged

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16
Q

What will happen if the checkpoints do not do its job?

A

The cells produced will be unhealthy

Not correct amount of DNA or cells will kill themselves

17
Q

What is cancer?

A

Most cancers form a lump called a Tumour. Cancer starts when a cell grows out of control. There are tons of different types of cancer giving u different effects

18
Q

Some cancer factors are…

A 
Genes
Sun
Viruses
Alcohol 
Poor diet
Tobacco 
Work and stress

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