The typical incubation period for influenza is 1-4 days (average: 2 days). Adults shed influenza virus from the day before symptoms begin through 5-10 days after illness onset.sually a high fever lasts only a few days for a normal bout of the flu without secondary infections, perhaps 3 days at the most, although low grade fevers can accompany flu s â¦ ymptoms for slightly longer.
Definition of granum. plural. grana. play \ËgrÄ--nÉ\. : one of the lamellar stacks of chlorophyll-containing thylakoids found in plant chloroplasts.
The stroma is the fluid-filled space that is surrounding the grana, and is also involved in the synthesis of organic molecules from water and carbon dioxide. After the thylakoids, the process of producing starch or sugar moves out to the stroma.