What is the boundary rule in basketball ? A. A player is not allowed to step on the line

B. A player is allowed to step on line but not over it

C. Both b and C

D. A player cannot touch the line but the ball can bounce on the line

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.