Move 3: Define a research problem. Your research must be new in some way. It must add knowledge to your field so you need to show in what way your work explores an area/issue/question that has previously not been explored, or not been explored in detail, in not explored in the way that you are going to use.
1 How long does raw chicken last after the sell-by date? 2  After chicken is purchased, it may be refrigerated for 1 to 2 days â the sell-by date on the package may expire during that storage period, but the chicken will remain safe to use after the sell by date if it has been properly stored.
How long are eggs good past their expiration date? According to Eat By Date, fresh eggs are good for up to 4 weeks past the sell-by date. Egg whites are good for up to 4 days and egg yolks are good for 1 to 2 days. Egg substitutes stay good for around 4 days after the sell-by date.