Specificity of the ricin A chain-ribosome interaction was demonstrated by competition experiments using either ricin A chain or gelonin, another ribosome-inactivating protein having the identical mechanism of ribosome inactivation (26) in a broad spectrum of species including rat and rabbit (12, 26).
Report Abuse. I would say that bread stays fresh in the fridge for about a week. If you are unable to eat alot of bread at one time,then it is best to store your bread in the freezer,because the freezer keeps your bread for a longer period of time than the fridge does! ;-). Source(s): Nurse and Mother. Winnie Â· 8 years ago.
Bread crumbs. Unopened bread crumbs can last for two years in the fridge, or up to six months in a cool and dry place. Make sure to keep âem in an airtight container after opening. Coffee beans. These will be the freshest if used in two weeks, but they wonât be âbadâ after that. Keep them in a dark, cool place, or freeze the beans for up to a month.