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Biology > Chapter 10 > Flashcards

Chapter 10 Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Small cells have ___ S/A vol. ratio

A

High

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1
Q

What are the 2 reasons for cells to divide

A

1) DNA can’t control a big cell

2) Nutrients can’t get all the way in and wastes can’t get out

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2
Q

Larger cells have ___ S/A vol. ratio

A

Lower

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3
Q

Contain DNA (short and fat)

A

Chromosomes

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4
Q

Long and thin when cells are growing and doing normal functions

A

Chromatin

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5
Q

Copies of chromosomes that are made during mitosis

A

Chromatids

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6
Q

Structure that holds copies of chromatids together

A

Centromere

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7
Q

Growing phase of cell

A

Interphase

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8
Q

Divides the nucleus into two identical parts

A

Mitosis

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9
Q

Division of the cytoplasm and organelles into two parts

A

Cytokinesis

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10
Q

Cell grows

A

G1 phase

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11
Q

DNA replication occurs

A

S phase

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12
Q

Growing getting ready for mitosis

A

G2 phase

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13
Q

What 4 things occur in prophase

A

1) Chromatin become chromosomes
2) Nuclear membrane disappears
3) Centrioles move to the poles
4) Spindle fibers attach to chromosomes

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14
Q

What occurs during metaphase

A

Chromosomes line up at the equator

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15
Q

What 2 things occur during anaphase

A

Centromeres divide

Chromosomes pull to the ends of the cell

16
Q

What 4 things during telophase

A

1) chromosomes are at the poles
2) chromosomes turn into chromatin
3) nuclear membrane reappears
4) cytokinesis occurs

17
Q

Proteins that regulate cell reproduction

A

Cyclins

18
Q

Abnormally high rate of cell division that causes new cells to lose their ability to function properly

A

Cancer

19
Q

Cell masses that can cause harm to body

A

Tumors

20
Q

Will spread into other body tissues

A

Malignant tumor

21
Q

Do not spread into other tissues

A

Benign tumor

22
Q

Reproduce new cells

A

Stem cells

23
Q

Can turn into any type of tissue

A

Embryo

24
Q

Only creates one type of specific cell

A

Adult

Biology (16 decks)

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