Howard has a chemical burn from accidentally spilling a strong basic cleaning solution onto his arm. It causes a small burn mark that goes away
after a few weeks. He has no other symptoms. What kind of exposure is this
considered?

The following statement about pathogens are true except for one, which statement is not true? a. pathogens belong in the human body b. pathogens can cause infectious diseases c. some pathogens can be classified as animals d. pathogens can multiply inside a host organism

The only part of the body that should touch the ball when setting in volleyball

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides. b) replication of their genomes does not involve proofreading. c) rna viruses can incorporate a variety of nonstandard bases. d) rna viruses are more sensitive to mutagens.