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Bio344 Exam 4 Quick review
boobs
24
Biology
Undergraduate 2
12/02/2010

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Cards

Term
After glucagon binds to GPCR (flow)
Definition
G-protein -> Adenylate Cyclase -> cAMP -> PKA -> glycogen breakdown -> free glucose
Term
After insulin binds to RTK (flow)
Definition
PI-3K -> PIP3 -> PKB -> inactivate AS160 -> Glut 4 goes to PM -> glucose receptors on PM
Term
After Ligand binds to GPCR Adenyl (flow)
Definition
Adenylate cyclase -> cAMP -> PKA
Term
After ligand binds to GPCR PLCbeta (flow)
Definition

IP3 -> IP3receptor on smooth er -> Ca++ release -> Ca-Calmodulin -> where ever or PKC

 

DAG <-> PKC

Term
RTK after GAP phosphorylates (flow)
Definition
GAP -> inactivate signal pathway
Term
RTK Phosphoryl to PI-3K (flow)
Definition
PI-3K -> PIP3 <-> PKB
Term
RTK Phosph SOS
Definition

(needs adaptor) -> RAS-GTP -> MAPKKK -> MAPKK -> MAPK

 

(kinase cascade)

Term
RTK phosphory PLCgamma
Definition
-> IP3 or DAG
Term
Spindle MT
Definition

Kinetochore

Polar (overlapping)

Astral

Term
Core of flagellum
Definition
Axoneme
Term
Centrosome
Definition

contains centrioles

 

9 triplets of MTs

Term
Dynine protein make up
Definition
2 heavy chains + variety of intermediate/light chains
Term
Column of AB dimers
Definition
Protofilament
Term
Cyto Skele functions
Definition

Structure + Support (MT, MF, IF)

Intracellular transport (MT)

Contractility/ Motility (MT, MF)

Spatial organization (MT)

Term
What can a kinase cascade do? (MAPKKK -> MAPKK -> MAPK)
Definition

Phosphorylate enzymes (post translational)

 

Phosphorylate transcription factors -> activate gene transcription (Transcription regulation)

Term
When does a pancriatic cell secret insulin?
Definition
When it recieves a calcium influx from IP3
Term
Insulin receptors located where?
Definition
Muscle + Liver cells
Term
How and why to activate glucose synthesis
Definition

You need to inactivate GSK-3 by phosphorylating it

 

and you do this when glucose levels are too high

Term
Adaptor that connects SOS to RTK
Definition
GRP2`
Term
What do maps do?
Definition

Promote assembly/disassembly oof MT

microtubule association protein sinep

Term
How to stop apoptosis?
Definition
PKB phosphorylates and stops transcription for it
Term
Where is gamma tubulin found?
Definition

Centrosomes

(MTOC)

Term
Axonome construction
Definition

9 MT doublets

2 Central pairs

 

9+2 array

Term
boobs
Definition
(.)(.)
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