Also, a Gram stain may reveal large numbers of certain organisms (eg, campylobacters, staphylococci, or clostridia). Gram staining of the stool is not typically obtained because large amounts of bacteria present in normal colon flora make interpretation difficult.
When meat is ground, more of the meat is exposed to the harmful bacteria. Bacteria multiply rapidly in the Danger Zone â the temperatures between 40 and 140 Â°F (4.4 and 60 Â°C). Refrigerate or freeze ground beef as soon as possible after purchase. This preserves its freshness and slows the growth of bacteria.
Confidence votes 262K. Refrigerators help to keep foods fresher for longer. It is important to keep the fridge cold, but not too cold, so that things begin to freeze. The normal temperature should be somewhere between 35 and 38 degrees F depending on your preference.onfidence votes 262K. Refrigerators help to keep foods fresher for longer. It is important to keep the fridge cold, but not too cold, so that things begin to freeze. The normal temperature should be somewhere between 35 and 38 degrees F depending on your preference.