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.
Pasta is a fat-free, low sodium food that can fit right in with your weight loss plan. One cup of cooked pasta contains just 100 calories, in addition to valuable vitamins and minerals.It also fills you up so you donât feel hungry while trying to lose weight!asta is a fat-free, low sodium food that can fit right in with your weight loss plan. One cup of cooked pasta contains just 100 calories, in addition to valuable vitamins and minerals. It also fills you up so you donât feel hungry while trying to lose weight!