Sentence examples for levorotatory from inspiring English sources

They are usually levorotatory (i.e., they rotate the plane of polarization to the left) when polarized light of wavelengths in the visible range is used.

It is common, therefore, to designate both, as, for example, D- l -fructose or D- l -fructose i.e., both have a D- l -fructosen at the centre or asymmetry most remote from the alD- d -glucosen glucose) or keto enD- d -glucosee) of the molecule, but fructose is levorotatory anD- d -glucosedextrorotatory—hence the latter has been given the alternative name dextrose.e

Basic amino acids, which have a pH above 7, are transported at about 5 to 10 percent of the rate of neutral levorotatory amino acids.

A substance with a positive specific rotation is described as dextrorotatory and denoted by the prefix d or ; one with a negative specific rotation is levorotatory, designated by the prefix l or.

In fact, levorotatory amino acids are absorbed almost as quickly as they are released from protein or peptide.

If the linkage between the monosaccharides composing sucrose is broken, the optical rotation value of sucrose changes from positive to negative; the new value reflects the composite rotation values for D-glucose, which is dextrorotatory (+52°), and D-fructose, which is levorotatory (−92°).

Racemic acid, or, more properly, racemic tartaric acid, is a mixture of equal amounts of dextrorotatory and levorotatory tartaric acids; it is customarily designated dl- or -tartaric acid.

Levorotatory amino acids are absorbed extremely rapidly much more rapidly than are dextrorotatory amino acids.