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.
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)
Occupational Health Handbook
Answer:
Calisthenics, as a bodyweight resistance training is generally considered to be an anaerobic exercise due to the short intensity intervals.Mar
Answer:
You should sit down and have a calm and collected talk. start of easy and work your way up to it. Make sure to tell him you love him and that this is who you are. I think he'll understand and he'll love you know matter what.