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Review Questions


Define the following:

Stochasticity

Competence

Positive feedback loop

Pellicle

Extracellular matrix

Explain the concept of “bet hedging” and how it applies to the first three examples of stochasticity given in this lecture

Explain the concept of altruism and how it apples to the example of stochasticity in the choice between “Individualism vs. Community”

True or False:

All cell fate decisions are made by deterministic processes.

Bistability describes a situation in which two distinct cell states can exist stably in a single population.

Cells mutant for the cannibalism pathway sporulate more quickly.

Briefly describe two examples of stochasticity in cell fate determination in eukaryotic organisms?

 

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