Describe one biological factor and explain how it causes a variation in the health status between those living within and outside Australia’s major cities.

Discuss how seniors can combat health problems they may face.

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 changes would you have to adapt to have a more balanced life? 10 sentences