Sentence examples for cycle by which from inspiring English sources

(See hydrosphere: The hydrologic cycle for a description of the cycle by which water is transferred over Earth).

When the building stops, he says, the cycle by which construction fuels consumption, and vice versa, could be inverted: "the virtuous cycle becomes a vicious one".The trouble with warnings about an overheated Spanish economy is that they are starting to sound stale.

At the University of Freiburg (1932), Krebs discovered (with the German biochemist Kurt Henseleit) a series of chemical reactions (now known as the urea cycle) by which ammonia is converted to urea in mammalian tissue; the urea, far less toxic than ammonia, is subsequently excreted in the urine of most mammals.

Nitrification is a central process in the nitrogen cycle, by which microorganisms oxidize ammonium (NH4 +) to generate nitrate (NO3 −), making soil nitrogen available for crop growth (Kowalchuk and Stephen 2001).

Currently, errors associated with tool wear remain uncompensated for and are usually only detected at the end of the machine cycle, by which time the product may be scrap.

This review updates the pathophysiology behind the vicious cycle by which kidney injury impairs the maintenance of normal vitamin D and calcitriol levels, which in turn impedes vitamin D/calcitriol renoprotective actions, a requirement for the design of prospective trials to improve current recommendations for vitamin D interventions at all stages of kidney disease.

Colonies have been shown to have precise circadian cycles by which genes express certain compounds.

The academic year is just one of several cycles by which we mark our lives.

You cannot tell me that the man who wrote "Die Walküre" did not understand the pain and mystery of life, the difficulty of truly knowing another and the cycles by which mistakes of one generation are visited on the next.

When included in time-dependent analyses, intensive insulin therapy did not predict hypertension in either sex, potentially because such therapy was largely adopted in the later examination cycles, by which time hypertension would have developed in a large proportion of participants.

This explanation has been invoked to explain the presence of metabolic cycles by which Saccharomyces cells promote a burst of fermentation and suppress oxidative phosphorylation during DNA replication even in cells growing on a nonfermentable carbon source (Chen et al. 2007; Silverman et al. 2010).