transport mechanism Flashcards

1
Q

It refers to the process of moving substances into or out of a cell through the cell membrane

A

transport mechanism

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2
Q

What are the factors that can affect membrane transport?

A

•Membrane Permeability

•Size and charge of solute

•Solute concentration

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3
Q

A disbalance in the distribution of particles of a substance.

A

concentration gradient

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4
Q

what is the 3 gradient

A

chemical gradients
electrical gradients
electrochemical gradients

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5
Q

Forms due to a difference in solute concentration on different sides of a membrane

A

chemical gradients

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6
Q

Forms due to a difference in charge on either side of a membrane.

A

electrical gradients

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7
Q

Combines the effects of electrical and chemical gradients to determine the direction that ions will flow across a membrane.

A

electrochemical gradients

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8
Q

For the organism to maintain stability or balance while adjusting that are best for its survival.

A

HOMEOSTASIS

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9
Q

2 types of transport

A

passive transport
active transport

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10
Q

involves the movement of materials through the cell membrane without the expenditure or use of energy.

A

passive transport

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11
Q

under of passive transport

A

Simple diffusion, Osmosis, and Facilitated diffusion

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12
Q

is when ions or molecules diffuse from an area of high concentration to an area of low concentration.

A

simple diffusion

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13
Q

is the diffusion of water across the cell membrane

A

osmosis

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14
Q

The movement of molecules with the aid of a transport proteins.

A

facilitated diffusion

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15
Q

3 types of solutions

A

hypertonic solution
hypotonic solution
isotonic solution

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16
Q

The cell shrinks and wrinkles.

A

hypertonic solution

17
Q

The cell swells up and bursts.

A

hypotonic solution

18
Q

involves the movement of materials through the cell membrane that requires the use of energy.

A

active transport

19
Q

Molecules move against the concentration gradient (LOW AND HIGH CONCENNTRATION).

A

active transport

20
Q

under of active transport

A

primary active transport
secondary active transport
bulk transport

21
Q

uses energy in the form of adenosine triphospate (ATP)

A

primary active transport

22
Q

it moves large quantities of substances across cell membrane

A

bulk transport

23
Q

Process by which a cell membrane invaginates and forms a pocket around a cluster of molecules.

A

endocytosis

24
Q

endocytosis could be

A

PHAGOCYTOSIS (cell eating)
PINOCYTOSIS (cell drinking)

25
process that moves large molecules and waste of cell
exocytosis
26
process that moves large molecules and waste of cell
exocytosis
27
process by which cells absorb metabolites, hormones, proteins by the inward budding vesicle form to storage
receptor-mediated endocytosis