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.
Whole Wheat Pasta. You donât need me to tell you that pasta is high in carbs. One cup of whole-wheat spaghetti provides 37 grams. As with other grain-based foods, whole-grain pasta supplies more nutrition, yields longer-lasting energy, and promotes less fat storage than regular pasta.mmediately before, during, and after exercise, fast-acting high-glycemic carbs are best. At all other times, your carbs should come from low-glycemic foods that provide longer-lasting energy and are packed with lots of other nutrition. The following are the top 10 carbohydrate sources for runners.