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CELS191 > Lecture 5 > Flashcards

Lecture 5 Flashcards

1
Q

Endomembrane system is…

A

A series of organelles that work together to synthesis, package, label and ship proteins and molecules

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2
Q

Functions of smooth ER

A

Metabolism of carbohydrates
Lipid synthesis
Detoxification
Storage of calcium

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3
Q

Functions of rough ER

A

Protein synthesis

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4
Q

What is the packaging plant…

A

Golgi

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5
Q

Functions of golgi

A

Receive, modify, sort, and ship proteins

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6
Q

Vesicles arrive at … face of golgi

A

Cis

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7
Q

Vesicles leave Golgi at … face

A

trans

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8
Q

Addition or modification of carbohydrates to proteins

A

Glycosylation

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9
Q

Nuclear envelope

A

Contains nucleus and controls what enters and exits

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10
Q

Vesicles

A

Transport around the cell

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11
Q

Lysosomes

A

Digestive organelle, macromolecules are hydrolysed

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12
Q

Vacuole

A

Storage, breakdown of waste, hydrolysis of macromolecules

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13
Q

Plasma membrane

A

Encloses cell, controls entry and exit of materials

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14
Q

Exocytosis

A

Taking things out of plasma membrane

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15
Q

Phagocytosis

A

‘Cell eating’ taking in large food molecules. Forms phagocytes vacuole which fuses with lysosomes to digest

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16
Q

Pinocytosis

A

‘Cell drinking’ uptake of extra cellular fluid, non-selective, membrane forms inwards and coat protein helps direct

17
Q

Receptor mediated endocytosis

A

Uses receptors expressed on cell membrane to select for solutes in low conc

18
Q

Exocytosis

A

Transport of material out of e cell and delivery to cell surface

19
Q

Constitutive exocytosis

A

Continuous release of proteins

20
Q

Regulated exocytosis

A

Occurs upon receiving a signal, release of hormones and neurotransmitters

21
Q

Sorting proteins

A

Adding molecule markets to direct proteins to correct vesicles

22
Q

Directing vesicles trafficking

A

Add molecule tags to direct to correct targets

CELS191 (5 decks)

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