The phrase "a control that was" is correct and usable in written English.
It can be used when referring to a specific control mechanism or element that existed or was in place at a certain time.
Example: "The software update included a control that was designed to enhance user privacy."
Alternatives: "a mechanism that was" or "an element that was".
A group of finance professionals secured 50 bookings after hiring an expert based in Asia to write a computer program that bypassed a control that was supposed to block multiple ballot entries, Fairfax Media reported.
An MMP cleavable RACPPPLGC(Me AG (20) was also shown, as a control that was not cleaved by any of the pro-coagulation enzymes.
If no match was found, we looked for a control that was 1 year younger, then 1 year older, then 2 years and finally 3 years younger, respectively, older.
Exercise (EX) interventions included aerobic, resistance training (RT) or a combination of both compared with a sedentary control or a control that was sedentary with some calorie restriction (CR).
As shown in Fig. 3A, we designed an antisense LNA gapmer targeting around the start codon of DEADSouth mRNA and a mismatch gapmer as a control that was not expected to act on the target.
The goal with the first experimental series was to compare different ozone dosages, and the series comprised pretreatment liquid treated with 0.5, 1.5, 2.5, and 3.5 g ozone as well as a control that was not treated with ozone.
But guiding it all is a control that is almost unparalleled in jazz at the moment.
The CWD extract was used to simulate CWD leachates (with rainwater as a control) that are produced in the field.
Likewise, a control that is designed to prevent unacceptable risk is not necessarily designed to track the progress of a process.
The specificity of this binding was confirmed by using the WWE domain of RNF146 as a control that is known to recognize only iso-ADPr; the linker between tandem ADPr in the PAR chains37.
We analysed seven of the genes identified by the differential expression analysis, together with Clock as a control that is unrelated to melanogenesis.
