Mitosis Flashcards

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0
Q

What are the original cells called?

A

Parent cells

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1
Q

What are the two reasons cells stop growing, or split?

A
  1. Here is not enough DNA to meet the cells needs

2. Limited surface area

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2
Q

What are the split cells called?

A

Daughter cells

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3
Q

Hat happens in cell division?

A

Each chromosome is copied exactly.

Chromosomes are sorted so that each daughter cell gets a complete set

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4
Q

What is DNA wound up against?

A

Histones

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5
Q

What is DNA called when it is wound up against the his tones?

A

Chromatin

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6
Q

Chromosomes

A

Long cylindrical structures that contains DNA, an individual chromosomal rod

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7
Q

Centromere

A

Hold the chromosome together

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8
Q

What are chromosomes called after they are joined together?

A

Sister chromosomes, or chromosomes

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9
Q

How many copies of chromosomes do most organisms have?

A

2

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10
Q

Where do the two copies of chromosomes come from?

A

Mom (egg)

Dad (sperm)

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11
Q

What is a cell that has two copies of a chromosome called?

A

Diploid

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12
Q

What is a cell with only one copy of chromosomes called?

A

Haploid

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13
Q

How many chromosomes do humans have?

A

23 (46)

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14
Q

Homologous pair

A

Each pair of identical chromosomes

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15
Q

Cell cycle

A

Describes the events that cells go through as they grow and divide

16
Q

What are the two main processes during the cell cycle?

A

Interphase and mitosis

17
Q

Interphase

A

The time spent between the episodes of mitosis. The cell grows and prepares itself for mitosis

18
Q

Mitosis

A

A collection of steps that makes up the cell cycle