I think is b i am really sure.
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.
Answer:
carries oxygen and nutrients to all parts of the body
removes carbon dioxide
removes waste from cells
Explanation:
Answer:
The correct answer is - Past history of mania and current attempt killing himself to support Bipolar I.
Explanation:
Bipolar type I have various types of characteristics symptoms. The Diagnosis is provided to an individual who has history of a manic episode or more manic episodes. May have depression. Psychotic or catatonic features may also be noted. Killing oneself behavior or thoughts might be possible.
Thus, the correct answer would be - Past history of mania and current attempt killing himself to support Bipolar I.
