What should be included in the fitness portfolio from a fitness assessment?

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.

What type of breathing, also known as balanced breathing, makes the respiratory rhythm more regular, which in turn has a soothing effect on the entire nervous system?

Grette is pregnant is participation in a prenatal class where a nurse will tell her what to expect during pregnancy. she learned about gestation diabetes and how to prevent it. which trope of disease prevention technique is the prenatal class