Your him department is moving to a new office. In the moving process in the back of a storage closet a box of old registries is found thesecontin records of births at th organization 6p yeas ap

Whic disease reduces bone density and causes the bones to become brittle

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.

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