ESR473 Winter 2002

Regulation & Adaptation Outline

Introduction to Regulation

Purposes for regulation

Optimization

Survival

Limiting damaging cellular processes

Mechanistic models

Regulation and growth are interrelated

 

Review of Processes

two component model for regulation

regulation 1

regulation 2

regulation 3

examples from photosynthesis

short term regulation of photosynthesis

example from NO3 uptake

Maintaining the balance through active strategies

balance hypothesis

dynamic inhibition of photosynthesis

shift up and shift down

Combining models of regulation

descriptive, dynamic and complex

 

Efficiency of Regulation

Perfect tracking - not attainable

allocation strategies

set ratio strategies

inefficiency of regulation paper

 

 

Diversity as an adapation to fluctuating environment

Do phytoplankton change their strategy in a fluctuating environment?

diversity strategy

 

MAH

Down regulation of photosynthesis

 

Other metaphors for regulation

regulation as a form of cognition

ten models for regulation

 

Complex models for regulation and the CSR framework

complex model for down regulation

CSR framework - a friendly ammendment

random grammar approach to studying regulation