Sentence examples for several are present from inspiring English sources

Only four genes - encoding hypothetical proteins - are present in all commensals, while several are present in one or more commensals.

Although almost all human FA homologs are found in most multicellular animals, and several are present in yeast, the final outcomes of disrupting their function in these systems does not precisely recapitulate the human outcome.

The evolutionary transfer of genes from the prokaryotic genome to the cell's nuclear genome is clearly shown by the fact that many of these genes are present in current-day photosynthetic bacteria, and several are present on the plastid genomes in algae, such as Chlorella, which represent a stepping stone along the evolutionary pathway (Wakasugi et al., 1997; Colletti et al., 2000).

Various methods for determining ETS-related ventilation air-flow rates exist, and several are presented in the book.

Several were present in 1997 but also in 1992.

Such talk would make any new musicologist's blood boil, and several were present, including Ms. McClary.

By our count, there are at least 18 times a flag (or several!) is present.

All were detected; several were present in previously unreported specimen types.

For linkage analysis, we retained only one SNP if several were present with the same contig.

Several were presented as possible murder weapons through the years.

Several nucleoli are present; there is relatively little cytoplasm.