The phrase "arranged in classes" is correct and usable in written English.
It can be used when describing the organization or categorization of items, people, or concepts into specific groups or classes.
Example: "The students were arranged in classes based on their academic performance."
Alternatives: "organized into categories" or "sorted into groups".
The plant database is arranged in classes like annuals, grasses, herbs and so on.
It is shown that for periodic genes, arranged in classes according either to expression profile or to function, the pulses of mRNA abundance have phase and width which are directly proportional to the corresponding turnover rates.
The emergence of a linear relation between HL and phase once the genes are arranged in classes according to profile similarity suggests that a corresponding cascade of causally organized events may be taking place during the YMC.
The experiment took place as part of a 32 hours course on Software Engineering for Distributed Systems, arranged in eight classes (four hours each) along four weeks.
From his survey of stellar spectra, Secchi concluded that stars could be arranged in four classes according to the type of spectra they display.
The data are arranged in potential classes of initiating signals, as well as major tyrosine phosphorylated scaffolds that assemble with Crk or CrkL.
The enzymes are arranged in various classes and into endo- and exo-acting enzymes based on domain analyses and sequence motifs.
Meetings with the students of form 4, form 5, and form 6 were arranged in their class rooms; verbal consent was taken from the students and instructions were given to fill the questionnaires.
John Broad, a local artist, offers two- to four-hour sketching classes on the property focusing on the cottage architecture, seascapes or gardens ($85 an hour), and the concierge will arrange in-villa cooking classes with local chefs (rates vary).
The fruit is graded and arranged in trays (Class 1) or bagged (apples for processing) - both by machine - then put in boxes and weighed.
Modern Western societies stratification traditionally relates to cultural and economic classes arranged in three main layers: upper class, middle class, and lower class, but each class may be further subdivided into smaller classes (e.g. occupational).
