Advertisements for alcohol commonly try to send what type of message?

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.

Aclient is prescribed digoxin (lanoxin). what are contraindications/precautions for the use of digoxin (lanoxin)?

Which method of administration would result in the highest concentration of the drug in the brain?