According to the text, social organization Question 20 options: a) is most common in industrial societies. b) brings predictability to human behavior. c) applies only to very large organizations. d) is apparent only to researchers.

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.