<span>Cytotoxic T cells recognize specfic antigens on the MHC sites to respond to an infection whereas NK cells are innate response and don't rely on antigen.</span>
Initially you would add back the county sales tax of 0.0725 which amounts to an additional $19.93 totaling at this point $294.93, then deduct the .15 sale, which is a deduction of $44.24 ending with a price of the item being $250.69.
It would take a week or seven days because one pound is about 3,500 calories and 500x7 is 3,500. Hope that helps :)
B. knowing the number of Calories you need and staying within that range will help you achieve a balanced diet.