a collection of bacterial cells, all of which share an overall similar pattern of traits, in contrast to…

a collection of bacterial cells, all of which share an overall similar pattern of traits, in contrast to other groups whose patterns differ significantly is called a bacterial.
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Brief Explanations:
In microbiology, a group of bacterial cells with similar trait - patterns is called a strain. This is a standard term used to distinguish different groups within a bacterial species based on their characteristics.
Answer:
strain