What are the symptoms of rheumatoid arthritis? joints that become cold, blue, swollen, and stiff joints that become hot, red, swollen, and inflamed joints that become too loose joints that no longer move description

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

Which of these pieces of safety equipment should be worn when operating a chainsaw

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.