The semen exists the body through what

What does the sociological imagination refer to?

What regulations are provided to ensure that the physical location of a childcare center conforms to required regulations set by the respective governing body of that area?

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.