In Lab 1 (Part B), all water samples were diluted using “Normal Saline” before b...
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In Lab 1 (Part B), all water samples were diluted using “Normal Saline” before being plated onto the agar growth media. If “Normal Saline” is specifically designed to match the osmotic pressure of the bacteria, we could refer to the saline as being
in relation to the bacteria.Assume faecal coliforms are very sensitive to osmotic stress and cannot adjust their intracellular salt levels. If the bacteria were placed in a solution containing a very high concentration of salt (called a
solution), we would expect the bacterial cells to
due to water
the cell.
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