The SKN-1 protein is a transcription factor that initiates the activation of those genes responsible for forming the pharynx and intestine.

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#Id: 9555

#Unit 11. Evolution and Behavior

Populational change is Darwin’s hypothesis that evolution occurs by changes in the proportions (frequencies) of different variant kinds of individuals within a population.

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#Id: 1443

#Unit 4. Cell Communication and Cell Signaling

Hemidesmosomes

Function- Shape, rigidity, signaling

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#Id: 379

#Unit 2. Cellular Organization

A conserved region found in every core histone, called the histone-fold domain HFD.

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#Id: 1690

#Unit 4. Cell Communication and Cell Signaling

Site of DNA cleavage- Recombination Signal Sequence (RSS) 

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#Id: 4959

#Unit 6. System Physiology – Plant

In addition to the fluence, some phytochrome responses are sensitive to the irradiance, 2 or fluence rate, of light. The units of irradiance in terms of photons are moles of quanta per square meter per second (mol m–2 s–1).