The phrase "a collection of closely" is not complete and lacks context, making it difficult to determine its correctness in written English.
It could be used in contexts where you are describing a group of items or concepts that are closely related or connected in some way.
Example: "The research paper presented a collection of closely related studies that examined the effects of climate change on biodiversity."
Alternatives: "a group of closely" or "a set of closely".
Rapidly evolving RNA viruses prevail within a host as a collection of closely related variants, referred to as viral quasispecies.
Colistin is a collection of closely related cyclic cationic peptides (also known as polymyxin E) that act as detergents on cell membranes of Gram-negative bacteria.
A heterotic group is a collection of closely related inbred lines which tend to result in vigorous hybrids when crossed with lines from a different heterotic group, but not when crossed to other lines of the same heterotic group [ 13].
Because many of the HAs in our libraries contain several mutations, these preferences do not simply correspond to the fitness effect of each individual mutation to the WSN HA rather, they represent the average effect of each mutation in a collection of closely related HA mutants.
However it has been suggested that only a single accession of N. benthamiana, or a collection of closely related accessions, are being used by the plant research community today, since they are very similar in both susceptibility to pathogens and also in phenotype [ 2].
The 1933 Supplement was intended to catch the O.E.D. up on the forty-nine yearsincece the first part of the dictionary was published; O.E.D. editors by that point had assembled, its Preface states, "a collection of closely-packed slips occupying some 75 linear feet of shelving" as a basis for their updates.
(In New York City, there are a number of restaurants called "Hot & Crusty". While they share a name, they are actually a collection of different closely held corporations owned by overlapping groups of investors).
The strain belongs to a collection of genetically closely related bacteria, isolated in 2001 and 2002 from deceased wild chimpanzees living in this rain forest area (CI isolates).
Indeed, accumulating data suggest that type 2 diabetes is likely a collection of many closely related diseases with varying but often overlapping primary mechanisms that involve both impaired insulin secretion and insulin resistance.
Fusarium-specific PCR primers targeting a partial region of the translation elongation factor-1 alpha (EF-1 alpha) gene were designed, and their specificity was tested against genomic DNA extracted from a large collection of closely and distantly related organisms isolated from multiple environments.
The Bcc represents a broad collection of closely related bacterial species, of which Burkholderia cenocepacia and Burkholderia multivorans are the most dominant species in CF infection [ 1].
