Alcohol is a depressant drug that slows the nervous system and brain function. If these body systems slow down too much, which of the following can happen? A. None apply
B. Create a hangover
C. The impulse to vomit can be stopped
D. Increase the impulse to vomit

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.