inundate
发表于 2025-4-1 05:02:37
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–吃
发表于 2025-4-1 07:34:26
The Circadian Pacemaking System of Birds,ity and diversity. Birds have the capacity to obtain information about the photic environment by retinal, pineal, and deep encephalic photoreceptors. There are at least three autonomous circadian oscillators involved in the regulation of circadian rhythms at the organismic level, the retina, the pineal gland, and the hypothalamic oscillator.
盲信者
发表于 2025-4-1 12:44:37
Photoperiodism in Plants, The resulting photoperiodic response rhythm (PRR) has a period of about 24 h, shows temperature compensation, and is entrained by light. Light also has a direct (‘acute’) response, inhibiting or promoting induction at particular phases, and so giving rise to the external coincidence model for control of induction.
arthroscopy
发表于 2025-4-1 18:16:51
Biological Clocks at the End of the 20th Century, negative feedback. This leads to the generation of oscillations because of delay in the feedback loops. Natural selection has often acted to dampen the amplitude of these oscillations but a few have been enhanced and their periods have been adjusted to match closely the periods of astronomical even
引导
发表于 2025-4-1 21:44:08
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