Por que aumentou drasticamente a demanda de gás oxigênio durante a pandemia do corona vírus?

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.

L2.4.2 test (cst): fitness and nutritionquestion 15 of 203.pointsidentify the nutrient that kale and other leafy greens contain in significantamounts.o a. fatsob. oilso c. vitamin b12o d. folate

What does a ph level of 9.9+ on smart pill test monitor mean