The phrase "a single unit in" is correct and usable in written English.
It can be used when referring to one distinct part or element within a larger system or context.
Example: "In the context of the experiment, a single unit in the study was observed for its response to the treatment."
Alternatives: "one component of" or "an individual element in".
The mutation affects a single unit in the 6,500 units of DNA that make up the gene.
Sometimes 3,000 elderly people apply for a single unit in a new Catholic Charities housing development.
Police Commissioner Bernard B. Kerik has begun reorganizing the way the Police Department fights youth gangs, creating a single unit in which detectives, who investigate gangs, and uniformed officers, who combat them on the street, will work together.
The ensuing battle resulted in the most American combat deaths from a single unit in a single day since a failed raid in Mogadishu in 1993 that killed 18 soldiers.
Faulty devices, inaccurate locations, needless features and prices to make a vendor blush — as much as $56,000 for a single unit in a sanitation truck — characterized the two projects, according to two audits released on Wednesday.
Integrated circuit (IC), also called microelectronic circuit or chip, an assembly of electronic components, fabricated as a single unit, in which miniaturized active devices (e.g., transistors and diodes) and passive devices (e.g., capacitors and resistors) and their interconnections are built up on a thin substrate of semiconductor material (typically silicon).
But, overall, the Libyan army's tribal nature and allegiances prevent it from functioning as a single unit, either in backing Gaddafi, or in joining the revolt against him.
The odds ratio revealed that age, extension ROM and KOS-ADLS had a large increase in risk for undergoing TKA with a single unit increase in the variable.
Repeat sequences were assessed in the region from IGF2 to CDKN1C as a single unit and in all large introns of KCNQ1 (introns 1, 1b, 9, 10, and 14), each as single units.
In my mind, he and his mother were always a single unit — him in his chair, his mother pushing it.
And exploration and production activities in its southern and central regions would merge into a single unit, based in Midland, Tex.
