Cell Qiuz Flashcards

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1
Q

Cells

A

Basic unit of all living things

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2
Q

First scientist to see living cells in Pondwater using microscope

A

Leowenhoek

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3
Q

Flexible bilayer boundary of the cell of phospholipid molecules with protein molecules embedded in it

A

Plasma membrane

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4
Q

Made of glycerol, two Fatty acid chains in phosphate group

A

Phospholipid

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5
Q

Uses energy from food to make high-energy compounds

A

Mitochondria

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6
Q

Modifies sorts and packages proteins that come from the endoplasmic reticulum

A

Golgi apparatus

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7
Q

Maintain cell shape with a network of protein filaments

A

Cytoskeleton

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8
Q

Uses energy from sunlight to make food molecules

A

Chloroplast

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9
Q

Controls most cell processes and contains DNA

A

Nucleus

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10
Q

Sites were lipids for membranes are assembled for membrane, has two types – rough and smooth

A

Endoplasmic reticulum

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11
Q

Site of protein synthesis

A

Ribsomes

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12
Q

Provide support and protection for the cell

A

Cell wall

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13
Q

Having a higher osmotic pressure than a particular fluid, typically a body fluid or a intracellular fluid

A

Hypertonic

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14
Q

Having a lower osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid

A

Hypotonic

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15
Q

A solution having the same osmotic pressure As some other solution especially one in a cell or body fluid

A

Isotonic

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16
Q

Large particles engulfed in and close by cell membrane, moves into the cell

A

Endocytosis

17
Q

Large particles are released from cell by secreting them

A

Exocytosis

18
Q

Particles tend to move from an area where they are more concentrated to an area less concentrated

A

Diffusion

19
Q

Cell theory

A

1) All living things are made of one or more cells
2) cells are the basic unit of structure and function in living things
3) all cells come from other cells

20
Q

Prokaryotic

A

Pro-no

No nucleus

21
Q

Eukaryotic

A

Eu-do

Has nucleus

22
Q

Organs in cells

A

Organelles

23
Q

What did the invention of the microscope make possible for scientist?

A

To view and study cells

24
Q

Electron microscope

A

Allow object to be magnified up to 500,000 times using beam of electrons instead of light

25
Q

Scanning electron microscope (sem)

A

Can help scientist see a cells three-dimensional shape

26
Q

Transmission electron microscope (tem)

A

Allows scientists to see structures inside a cell

27
Q

Scanning probe microscope

A

Produce images by tracing surfaces of cells or structures with the probe

28
Q

First scientist who observed cork was made of tiny cells

A

Robert Hook