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TLS Online TPP Program

#Id: 8851

Geminin is expressed in late G1; it binds to and inhibits Cdt1 preventing reloading of the MCM helicase.

#Unit 2. Cellular Organization #Steps in cell cycle, regulation and control of cell cycle #Part B Pointers
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TLS Online TPP Program

#Id: 9237

#Unit 6. System Physiology – Plant

Mesophyll cell (peripheral region)= Primary carboxylation and regeneration
Bundle sheath cell (internal region)= Decarboxylation and Secondary carboxylation
TLS Online TPP Program

#Id: 9238

#Unit 6. System Physiology – Plant

Three types of C4 photosynthesis are known, differing both in the four‐carbon acids transported between mesophyll and bundle sheath cells, and the mechanism of decarboxylation in the bundle sheath cells
TLS Online TPP Program

#Id: 9239

#Unit 6. System Physiology – Plant
TLS Online TPP Program

#Id: 9240

#Unit 6. System Physiology – Plant
TLS Online TPP Program

#Id: 9241

#Unit 6. System Physiology – Plant

PEP carboxykinase (PEPCK) C4 photosynthesis is more complex than the other two types
TLS Online TPP Program

#Id: 9242

#Unit 6. System Physiology – Plant

The decarboxylation of OAA catalyzed by PEPCK yields CO2, using ATP provided by mitochondrial respiration.