Update 16s-rRNA-2-2.md

[dkandonga]

Trim and Filter reads

Data received from sequencing facilities might still contain sequencing artefacts and would therefore need to be removed or reads need to be filtered. For example at the 3’ end of reads there are often adaptor

Should be: Trim and Filter reads

Data received from sequencing facilities might still contain sequencing artefacts and would therefore need to be removed or reads need to be filtered. For example at the 3’ end of reads there are often adapter

[cjfields]

@dkandonga on future pull requests it might be better to make several commits for changes to the document and then submit the combination of commits per document as a single pull request. This avoids conflicts.