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.
The whole grain is rich in protein and fiber, and just one serving of this pasta dishes up a quarter of the dayâs phosphorus (a nutrient thatâs typically only found in milk and meat) and 80 percent of the dayâs manganese, an essential nutrient that helps the body process cholesterol, carbs and proteins. 3.