Answer:
a virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.[1] Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea.[2][3] Since Dmitri Ivanovsky's 1892 article describing a non-bacterial pathogen infecting tobacco plants and the discovery of the tobacco mosaic virus by Martinus Beijerinck in 1898,[4] more than 9,000 virus species have been described in detail[5] of the millions of types of viruses in the environment.[6] Viruses are found in almost every ecosystem on Earth and are the most numerous type of biological entity.[7][8] The study of viruses is known as virology, a subspeciality of microbiology.
Soccer, football. They each have to depend on there teammates
Anemia is a breakdown in this sophisticated transportation system, resulting in your body not getting enough oxygen. Internal medicine physician Gary Conley, MD, explains that it occurs for one of three reasons: Your body doesn't produce enough red blood cells.
(BRAINLIEST PLEASE)
ask are activities that must be done on a daily or recurring basis in order to accomplish a goal. An individual who wishes to accomplish a goal must determine what tasks must be completed in order to reach the goal. An effective list of tasks will include the necessary steps an individual should take to reach the desired goal.