How might the transmission of nerve signals be an example of a positive feedback system

Jacob plans to make reuben sandwiches for all his friends who are coming over to his house on a saturday evening. he is shopping for ingredients that would be required for the sandwiches. which type of bread should jacob ideally buy? a. white bread b. whole wheat bread c. sourdough bread d. ciabatta bread e. rye bread

When making french onion soup, how do you prepare the onions? a.sweat and caramelize b.burn c.steam d.caramelize and add mayo e. add no stock.

American college students invented football by combining what two sports?