Cell transport Flashcards

1
Q

regulates substances that go in and out of the cell

A

Cell membrane

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2
Q

3 membrane lipids

A

Phospholipids
Cholesterol
Glycolipids

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3
Q

2 membrane proteins

A

Integral proteins
Peripheral proteins

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4
Q

Proteins that adhere to the cell membrane’s surface attached to either side of the cell membrane

A

Peripheral proteins

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5
Q

Protein that passes all the way through the membrane

A

Integral proteins

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6
Q

Functions of proteins

A

Ion channels
Carriers
Receptors
Enzymes
Linkers
Cell identity markers

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7
Q

Ions can flow in and out of cells

A

Ion channels

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8
Q

Transports polar molecules from one side of the membrane to the other

A

Carriers

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9
Q

Catalyst for chemical reactions

A

Enzymes

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10
Q

Cite for cellular recognition

A

Receptors

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11
Q

Anchor proteins to the cell membrane

A

Linkers

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12
Q

Enables cells to recognize and respond to foreign cells

A

Cell identity markers

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13
Q

Linked to glycoproteins and glycolipids

Help in cellular identification

Adhesion for proteins

A

Carbohydrates

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14
Q

Why cellular transport

A

Metabolism

Homeostasis

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15
Q

2 types of transport

A

Passive

Active

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16
Q

3 types of passive transport

A

Diffusion

Osmosis

Facilitated diffusion

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17
Q

Transport where no energy is required

A

Passive transport

18
Q

Molecules move along the concentration gradient

A

Passive transport

19
Q

High - low concentration

A

Concentration gradient

20
Q

Molecules move from higher concentration to lower concentration

21
Q

Movement of water molecules across concentration gradient

22
Q

3 types of tonicity under osmosis

A

Hypertonic

Isotonic

Hypotonic

23
Q

External environment has a higher concentration than the internal environment of the cell

A

Hypertonic

24
Q

External environment has a lower concentration than the internal environment of the cell

25
External and internal environment are equal
Isotonic
26
Dehydration of animal cells
Crenation
27
Dehydration of plant cells
Plasmolysis
28
Cell bursting
Cytolysis
29
Movement of molecules with the help of membrane transport proteins
Facilitated diffusion
30
4 types of membrane transport proteins
Carrier proteins Channel proteins Ion channels Aquaporins
31
Transport that requires energy
Active transport
32
What form of energy is needed for active transport
ATP
33
2 types of active transport
Primary active transport Bulk/Vesicular transport
34
Carrier proteins bind with molecules to help them cross the membrane against the concentration gradient
Primary active transport
35
Goes against the concentration gradient
Active transport
36
Particles are transported in bulk without actually passing or crossing the membrane Transports through vesicles
Vesicular transport
37
2 types of vesicular transport
Endocytosis Exocytosis
38
Types of endocytosis
Pinocytosis Phagocytosis Receptor facilitated endocytosis
39
Cell drinking Taking in fluids
Pinocytosis
40
Cell eating Taking in large particles
Phagocytosis
41
Extracellular molecules bind with specific receptor proteins
Receptor mediated endocytosis
42
Exporta macromolecules out of the cell
Exocytosis