Which class of fire extinguisher is appropriate for a fire involving a flammable liquid?

How would you describe a person at the midpoint of the health continuum? a. extremely ill b. perfectly well c. neither ill nor perfectly well d. unable to move on the continuum

Does indrect sunlight does not pose any danger to the skin

Viruses ) manufacture their own atp, proteins, and nucleic acidsb) use the host cell to copy themselves and make viral proteinsc) use the host cell to copy themselves and then viruses synthesize their own proteinsd) metabolize food and produce their own atp