What is the one key question a CERT member must consider while working?

Brainliest what are fingernails made of?

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?

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.