Cholecystokinin (CCK) and secretin are produced by the duodenum to target the acinar cells of the pancreas.

A. True
B. False

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.

C.25-28.. . .