Here is a calendar of major health awareness months, weeks, and days: 1  Cervical Health Awareness Month. 2  National Birth Defects Prevention Month. 3  National Glaucoma Awareness Month.  National Radon Action 1  Month. National Stalking Awareness Month.  Thyroid Awareness 1  Month. National Winter Sports TBI Awareness  Month.
Unicellular organisms are organisms that have one cell. They are divided into two quite different types, from different classification kingdoms. 1  The prokaryotes, bacteria and archaea, have cells with no nucleus and a simple cell structure.2  Eukaryotes have a nucleus, and a more complex cell structure.nicellular organisms are organisms that have one cell. They are divided into two quite different types, from different classification kingdoms. 1  The prokaryotes, bacteria and archaea, have cells with no nucleus and a simple cell structure. 2  Eukaryotes have a nucleus, and a more complex cell structure.
Unicellular Organisms. A unicellular organism is composed of one cell. Itâs the opposite of a multicellular organism which has two or more cells.The main groups of unicellular life are bacteria, archaea (both prokaryotes), and the Eukaryota (eukaryotes).(1). Size. Some unicellular organisms cannot be seen with the naked eye.tâs the opposite of a multicellular organism which has two or more cells.The main groups of unicellular life are bacteria, archaea (both prokaryotes), and the Eukaryota (eukaryotes). (1). Size. Some unicellular organisms cannot be seen with the naked eye.