In a hospital setting, which of the following presents the possibility of being the source of an arc flash? a. electrocautery device b. defibrillator c. muscle stimulation electrodes d. patient grounding pad

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.