Dr. Wagner is investigating a newly discovered, disease causing agent. She determines that one structure in the agent is double-stranded RNA. What kind of
agent is Dr. Wagner studying?
A. virus
B. Protist
C. Fungus
D. Bacterium

Double-stranded RNA viruses (dsRNA viruses) are a polyphyletic group of viruses that have double-stranded genomes made of ribonucleic acid. ... The two groups do not share a common dsRNA virus ancestor. Double-stranded RNA viruses evolved two separate times from positive-strand RNA viruses. So therefore your answer is A

The type of bond found in many carbon-to-carbon bonds in canola oil but very few carbon-to-carbon bonds in butter, is ; c=cc-c c=c c=h c-h hope this .