Phytochrome interacting factors (PIFs) act as negative regulators of photomorphogenesis.

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#Id: 3292

#Unit 6. System Physiology – Plant

The overall reaction catalyzed by Complex IV is

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#Id: 2913

#Unit 3. Fundamental Processes

Gyrase, a type II topoisomerase, provides a swivel that allows one DNA strand to rotate around the other.

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#Id: 3111

#Unit 3. Fundamental Processes

The replicated region appears as a replication bubble within the nonreplicated DNA. 

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#Id: 10343

#Unit 4. Cell Communication and Cell Signaling

The heavy chain is then expressed on the cell surface in combination with the surrogate light chain, which is made up of VpreB and λ5. 

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#Id: 1073

#Unit 5. Developmental Biology

Class A and B activities are required for the formation of petals.