Example sentences for: always-present

How can you use “always-present” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • These could include controls such as direct microscopic counts of active and inactive bacteria [ 19 ] , extraction and quantitation of ATP [ 23 ] , extraction and analysis of fatty acids [ 24 ] , real-time PCR of universal 16S rDNA markers [ 25 ] , and/or use of a larger variety of culture media, including dilute organic media, in place of or in addition to plate count agar [ 26 ] . All of these approaches also have problems, such as the possible presence in soil of biological molecules that are not associated with living cells, the always-present inability of microbiologists to culture most of the bacteria present in soil, and the often unpredictable performance of PCR primers.

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