The phrase "a certain selection" is correct and usable in written English.
It can be used when referring to a specific but unspecified choice or group of items within a larger set.
Example: "The museum features a certain selection of contemporary art that highlights emerging artists."
Alternatives: "a specific selection" or "a particular selection".
Thus there may have been a certain selection pressure during the evolution of Francisella to select or preserve enzymes with a broader specificity and subsequently reduce genome size and still be an inimitable intracellular pathogen.
Lewis was a regular, but never quite a certain selection, until 1996.
"Most shops need a certain selection of wines that are very well known, that are good money makers," he said.
Morris was a certain selection for the 1948 tour of England, where he topped the Test averages with 696 runs at 87, above Sid Barnes and Don Bradman.
"I have had the experience that safety net hospitals sometimes get patients who are so far down the road because a certain selection process has gone on," said Dr. Fry, who practiced surgery for several decades and was previously chairman of surgery at the University of New Mexico in Albuquerque.
Of course, you need a certain selection [of apps], corresponding to regional preferences".
A career record of 13 points from a possible 18 and his pivotal role in the 2012 "miracle at Medinah" make him a near certain selection for this Ryder Cup.
He was only 23 and regarded as an almost certain selection following his record-breaking performance with both bat and gloves.
The model selection criteria evaluated are all based on similar assumptions, possibly explaining that the choice for a certain model selection criterion hardly affected identification of the preferred model.
The interactions between alders and ectomycorrhizal fungi appear highly specialized, and as a consequence when hosts undergo certain selection regimes, their symbionts might also take evolutionary steps to maximize their fitness.
And he'd still be a certain lottery selection in next year's N.B.A. draft.
