Using the five-digit system, determine the obstetric history in this situation: The client is 38 weeks into her fourth pregnancy. Her third pregnancy, a twin gestation, ended at 32 weeks with a live birth, her second pregnancy ended at 38 weeks with a live birth, and her first pregnancy ended at 18 weeks

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.