separate into

separate someone or something into something

to divide people or things into subdivisions. We had to separate the kids into smaller groups. Jane separated the apples into three groups by size.
See also: separate
References in periodicals archive ?
Charged flakes leave the drum and fall through an electrostatic field and separate into positive and negative fractions.
To separate in the first dimension, proteins are applied to an IPG (immobilized pH gradient) strip and subjected to high voltage, causing them to separate into discrete bands.