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 is the healthier choice. Those made with white flour come in at just under 2 grams of fiber while whole wheat varieties have about 5 grams per serving. For a lot of folks whole wheat pasta is a bit like whole wheat bread, an acquired taste.uote. If you or your kids don't like whole wheat pastas, a good way to get the benefits of added fiber is pasta made with quinoa. Made with quinoa flour it has a flavor similar to regular pasta but the fiber content similar to whole wheat versions.