Cellular Transport Test Flashcards

1
Q

What is Hypotonic?

A

There is a LOWER concentration of solute molecules OUTSIDE than inside the cell

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2
Q

What does Isotonic mean?

A

There is the SAME concentration of solute molecules outside the cell as inside

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3
Q

What is the pressure inside of a plant cell caused by water pushing against the cell wall called?

A

Osmotic pressure

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4
Q

The SWELLING and BURSTING of the cells when water enters is called…

A

Cytolysis

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5
Q

What type of solution makes the cells swell and burst?

A

Hypotonic

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6
Q

What does placing the cells in a hypotonic solution cause the osmotic pressure to do?

A

Increase

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7
Q

The SHRINKING of plant cells when water leave so the cell membrane pulls away from the wall is called what?

A

Pinocytosis

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8
Q

What type of soulmate on causes plasmolysis?

A

Hypertonic solution

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9
Q

What is the substance that dissolves to make a solution

A

Solute

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10
Q

Where do molecules move during diffusion?

A

Down the concentration gradient

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11
Q

When the concentration of a solid is the same throughout the system the system has reached….

A

Dynamic equilibrium

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12
Q

Osmosis

A

The diffusion of water across a selectively permeable membrane

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13
Q

Phagocytosis, pinocytosis, and exocytosis are all kinds of what transport

A

Active transport

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14
Q

Glucose enters cells most rapidly by…

A

Facilitated diffusion

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15
Q

Where does the energy for active transport come from?

A

Mitochondria

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16
Q

Which transport requires energy from ATP to move substances across the membrane?

A

Active

17
Q

What does a cell use expend energy to transport substances?

A

Endocytosis

18
Q

White butt blood cells engulf, digest, and destroy invading bacteria using what?

A

Phagocytosis

19
Q

The carrier proteins that help in facilitated diffusion are what proteins?

A

Peripheral proteins

20
Q

All of the following are kind of passive transport except

A

Phagocytosis

21
Q

Endocytosis that brings in small dissolved molecules are and fluids is called…

A

Pinocytosis

22
Q

What do Golgi bodies use to transport molecules out of cells

A

Exocytosis

23
Q

What is the pressure exerted by water moving during osmosis?

A

Osmotic pressure

24
Q

Placing an animal cell in a hypotonic solution will cause the water to do what?

A

Move into the cell

25
Q

When molecules move down the concentration gradient it means they are moving from…

A

An area of high concentration to an area of lower concentration

26
Q

Gas is like oxygen and carbon dioxide move across cell membrane using…

A

Diffusion

27
Q

Which transport requires energy to move molecules across membranes

A

Active transport

28
Q

What moves carbon dioxide molecules and oxygen molecules from a high concentration to a lower concentration across membranes

A

Diffusion

29
Q

A small membrane sack used to transport substances to bring exocytosis and endocytosis is called

A

Vacuole

30
Q

Pinocytosis, phagocytosis and sodium Potassium pumps are all kinds of what kind of transport

A

Active

31
Q

What uses ATP to move the potassium ions out of a cell while he moves the two potassium ions in

A

A sodium – potassium pump

32
Q

Proteins that stick into the cell membrane either Parkway or all the way through our called

A

Integral proteins

33
Q

The shrinking of animal cells that are placed in a hypertonic solution is called

A

Phagocytosis

34
Q

What does hypertonic mean?

A

That there is a GREATER concentration of solute molecules OUTSIDE than inside the cell