Sentence examples for preference does exist from inspiring English sources
The possibility remains that some preference does exist and if we immunoprecipitated all Ago proteins (Ago1-Ago4) we should find an aggregate enrichment proportional to microRNA concentrations in the cell.
The selective editing of single stranded DNA is a shared property of A3 proteins, although differences in target site preferences do exist.
We should remind that some evidence on triptan preference in clinical practice does exist, even if we recognize that a tighter link between trials and clinical practice might be developed, for instance, by appropriate surveys [6, 7].
Such software does exist.
However at both the left and right extremes, the scatter plot show that COGs do exist with a preference for the acidic or basic cluster respectively.
Differences do exist though in their primary structures and tissue-specific expression patterns, substrate preferences, and inhibitor sensitivities [ 104].
