Prokaryotic cells possess simpler structures than eukaryotic cells , since they do not have a nucleus , other membrane bound organelles , or a cytoskeleton . Bacterial cells have two major compartments, the cytoplasm and cell envelope, and may also have exterior appendages , such as flagella or pili. There are two major types of prokaryotes: bacteria and archaea.
A , Administration, answered. The first symptoms of influenza (flu) virus B, including fever, chills, headache, and body aches, often begin to go away after about 2 or 3 days. In some cases, these symptoms will last 5 days or longer. The respiratory symptoms of influenza virus B, such as coughing, throat irritation, and congestion may last for days or weeks. However, most people are not contagious after about a week from the beginning of symptoms.
A cough that has lasted for between three and eight weeks is termed a âsub-acute cough.â And coughing that has been going on for more than eight weeks is termed a âchronic coughâ. While some people have been coughing for years, the cause of a cough can be determined in at least 90% of these cases. 1  Therapies for a cough have a success rate of at least 85%, and therefore, treatments should be aimed at the underlying cause, rather than just medications that cover up a cough temporarily.