Gram positive bacterias have a cell wall which will stain in violet color. Gram negative bacterias, howâ¦ever, have an extra layer of cell wall around them which prevents the cell wall from being dyed. These gram negative bacterias will need an additional stain called safranin to make the bacterias redish color.
Answer   Pasta is a source of carbohydrates, so to the extent that the body needs carbohydrates, absolutely! And most pasta is pretty much low or no fat. The sauce eaten â¦ with the pasta is often very calorie and fat rich with meats, oils, cheeses and butter.
To cook 1 pound of pasta, it is recommended that you use 4 quarts of water. That means you will need a 6-quart pot. (In addition to the water, the pasta needs to fit in as well.) If you cook a lot of pasta it is worth investing in a big pot â itâs also really useful for other dishes, especially for making soups.