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Health, 23.06.2019 04:31
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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Health, 23.06.2019 05:30
Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing
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Health, 23.06.2019 08:00
Having health insurance means that a family cannot go bankrupt due to medical expenses. true or false?
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