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BIOL*1090 > Signal Transduction, ECM, Mitochondria > Flashcards

Signal Transduction, ECM, Mitochondria Flashcards

1
Q

Major Components of the Extracellular Matrix?

A

Proteins such as collagen and Glycoproteins such as laminin

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2
Q

What are Proteoglycans?

A

Chains of polysaccharides

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3
Q

Functions of the ECM is…

A

1) cell adherence between other cells
2) Barrier
3) Shape, support
4) Communication between cells

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4
Q

What are integrins?

A

Anchor Proteins

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5
Q

What do anchor proteins help with?

A

interacts with ECM and helps with communication

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6
Q

Anchor Proteins are most present in…

A

Connective tissues

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7
Q

In plant cells, what acts as the ECM?

A

The cell wall

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8
Q

What is the cell wall made of?

A

Cellulose and Proteins

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9
Q

What do membranes play a major role in?

A

Signal transduction

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10
Q

How does signal transduction work?

A

by converting an extracellular signal into intracellular signal

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11
Q

What does signal transduction helps with?

A

response to events happening in their environment

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12
Q

3 stages of signal transduction?

A

1) Binding ligand to receptor
2) Signal Transduction via second messengers
3) Responce

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13
Q

What is Glycogenolysis?

A

Process to convert glycogen to glucose

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14
Q

Where does ATP synthesis and aptosis happen?

A

Mitochondria

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15
Q

Where does photosynthesis and ATP synthesis happen?

A

Chloroplast

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16
Q

Aerobic respiration

A

Convertes glucose into ATP when oxygen is present

17
Q

What is Cristae?

A

Double layered folds

18
Q

What does cristae do?

A

Increase membrane S.A. and contain machinery for aerobic respiration and ATP formation

19
Q

What is Cardiolipin?

A

A rich phospholipid

20
Q

What does Cardiolipin do?

A

Needed for optimal function of many enzymes

21
Q

What is oxidative phosphorlytion?

A

uses ETC more specifically ATP synthase to generate ATP

BIOL*1090 (7 decks)

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