What has the introduction of health care plans done for society?

What kind of wound occurred when the skin scrapes against a hard surface and tiny blood vessels break in the outer layer of skin

When exercising, you shouldn’t go past to avoid an injury.

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.