Janis tore a ligament in her ankle. Until the injury heals, she is at most risk for which of the following? dislocating bones
O losing cartilage
O producing abnormal blood cells
sustaining nerve damage

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.