Chromosomes and How Cells Divide Flashcards

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1
Q

What makes up a chromosome

A

Chromatids made from DNA and Proteins

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2
Q

What are histones

A

A certain protein that DNA wraps around

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3
Q

What is a Nucleosome

A

DNA wrapped around a Histone

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4
Q

Are autosomes related to sex

A

No

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5
Q

Female chromosome

A

XY

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6
Q

Male chromosome

A

XX

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7
Q

What are gametes

A

sex cells (contains half of chromosomes in the body)

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8
Q

What is a chromatid

A

One-half of a chromosome

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9
Q

How many chromatids does a full chromosome have

A

2

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10
Q

What is the center of a chromosome called

A

Centromere

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11
Q

Is 1 chromatid a chromosome

A

Yes

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12
Q

How many chromosomes does a human have

A

46

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13
Q

What are chromosomes arranged in

A

Pairs of 23

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14
Q

Every cell in your body that is not a sex cell

A

somatic cells

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15
Q

Every sex cell in your body

A

Haploid Cells

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16
Q

Pre-fix homo meaning

A

the same

17
Q

Pre-fix hetero meaning

A

opposite

18
Q

What form of division do somatic cells use

A

Mitosis

19
Q

What form of division do Haploid cells use

A

Meiosis

20
Q

What is an image/picture of your chromosomes called

A

Karyotype

21
Q

Purpose of mitosis

A

to produce body cells for growth and repair

22
Q

Purpose of Meiosis

A

To produce genetically different cells for reproduction

23
Q

Why do cells divide

A

Growth, Repair, Reproduction