Hemlock (Cicuta sp.) produces cicutoxin, a polyacetylene that prolongs the repolarization of neuronal action potentials.

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#Id: 8157

#XL - Q Biochemistry

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#Id: 9871

#XL - R Botany

The UVR8- COP1-SPA complex then activates the transcription of the major transcription factor HY5, which controls the expression of many of the genes induced by UV-B.

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#Id: 1322

#XL - T Zoology

Gαi activate α2-Adrenergic receptor

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#Id: 9396

#XL - T Zoology

Classical condition occur when behavior  is modified (conditioned) by pairing of two stimuli

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#Id: 9298

#XL - R Botany

A.  Chloroplasts