If during a hazard assessment an employer finds hazards that necessitate the use of ppe, the employer has several responsibilities with regard to protecting employees. what is missing from the list?

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.