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Biology > 7.1 > Flashcards

7.1 Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

All living things are made of ___________-

A

Cells

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2
Q

What is a cell?

A

the basic unit of structure and function in a living thing

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3
Q

Your body is composed of ___________ of cells.

A

trillions

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4
Q

Examples of cells include:

A

skin cells, muscle cells, blood cells, nerve cells

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5
Q

Each cell has a unique ____________ and ___________.

A

structure, function

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6
Q

Each cell in your body shares the ____________________ of all living things.

A

characteristics

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7
Q

Each cell can:

A

respond, grow, reproduce, use energy

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8
Q

Who was the first to observe cells?

A

Robert Hooke

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9
Q

What did Robert Hooke think cells looked like?

A

tiny rooms

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10
Q

Robert Hooke observed cells using what?

A

a microscope

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11
Q

Who was the “father of microbiology”?

A

Leeuwenhoek

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12
Q

What did Leeuwenhoek use to make his microscope?

A

lenses

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13
Q

Leeuwenhoek first observed:

A

blood cells, single celled protists, bacteria

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14
Q

Matthias S. and Theodore S. concluded what?

A

That all plants and animals were made up of cells.

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15
Q

Cells do not usually ______.

A

glow

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16
Q

What do scientists use to make cells glow?

A

Florescent proteins

17
Q

Cells __________ florescent proteins like stains.

A

absorb

18
Q

What is the cell theory?

A

all living things are made of 1+ cells, cells only come from existing cells, all of an organism’s life functions occur within cells, cells contain DNA to pass along.

19
Q

In the 1800s, where did people believe living things came from?

A

nonliving things

20
Q

Who proposed that cells came from other cells?

A

Rudolf Virchow

21
Q

What is a cell membrane?

A

A separating barrier that controls moving materials in and out of the cell.

22
Q

What is an organelle?

A

A structure in a cell that helps it perform its functions.

23
Q

What is cytoplasm?

A

A fluid mixture that contains organelles and compounds that the cell needs.

24
Q

What is DNA?

A

A molecule inside cells that contains all of the genetic information needed for the development and function of an organism.

25
Q

What is a eukaryotic cell?

A

A cell with a nucleus.

26
Q

What is a prokaryotic cell?

A

A cell without a nucleus.

Biology (3 decks)

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