Sentence examples for are an essential portion from inspiring English sources
Additionally, significant alterations in lifestyle such as increasing exercise and changing the type of food one eats are an essential portion of the treatment regimen.
It has been known for many years that the protein Fas-associated death domain (FADD) is an essential protein forming the apical portion of the extrinsic apoptosis pathway that permits association of death receptors, e.g., CD95, DR4, DR5 with pro-caspases 8 and 10, thereby facilitating caspase activation (e.g., ref. 1, and references therein).
The issue of "fair use" -- which holds that copyright owners cannot ban other from using small portions of their work in certain cases -- is an essential concept to bloggers, who often quote portions of articles before discussing them.
Since methionine is an essential amino acid in mammals, we hypothesized that methionine sulfoxide reductases may provide a portion of the dietary methionine requirement by recycling methionine sulfoxide.
That's an essential distinction.
It's an essential service.
