Three distinct classes of photoreceptors mediate the effects of UV-A/blue light (320–500 nm): the cryptochromes, phototropins and the ZEITLUPE (ZTL) family of proteins

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#Id: 1616

#Unit 4. Cell Communication and Cell Signaling

Humans CLRs that function as PRRs, most of which recognize one or more specific sugar moieties such as mannose (e.g., the mannose receptor and DC-SIGN), fucose (e.g., Dectin-2 and DC-SIGN), and glucans (e.g., Dectin-1).

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#Id: 4019

#Unit 7. System Physiology – Animal

L-type calcium channels become inactivated (i.e., they close) within about 100 to 150 milliseconds after opening

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#Id: 1348

#Unit 4. Cell Communication and Cell Signaling

RasD or RasONC  Replacement of the normal glycine 12 with any other amino acid (except proline) “locks” Ras in the active GTP-bound state.

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#Id: 6616

#Unit 7. System Physiology – Animal

The last 14 days of the menstrual cycle are dominated by the corpus luteum (luteal phase).

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#Id: 9172

#Unit 11. Evolution and Behavior

Migration

Change in the allelic frequencies is the influx of genes from other populations, commonly called migration or gene flow