Which ascept are incorprated in the concept of development

How could you find out if that advice is based in scientific evidence?

Bloodborn pathogens are infectious microorganisms carried by what?

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.