Control of gene expression in prokaryotes part 3 Flashcards Preview

MOLECULAR BIOLOGY > Control of gene expression in prokaryotes part 3 > Flashcards

Flashcards in Control of gene expression in prokaryotes part 3 Deck (7)
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1
Q

Identify the three symbols, top to bottom

A
  1. AND/ BOTH
  2. OR
  3. NOT
2
Q

Define coherent feed forward loop

A

A turns on B, and both work together to turn on C

3
Q

Define incoherent feed forward loop

A

A goes turns on C, but also activates B, which inhibts C

4
Q

Define a flip-flop circuit

A

Two genes (through their products) repress each other.

5
Q

Define bi-stable switches

A

A flip flop circuit where triggers are present to repress both of the repressors at alternate times.

6
Q

Define the oscillator switch

A

A system of three repressors, each which is responsible for repressing one of the other repressors. Results in oscillation.

7
Q
A