Which of the following is true of the spread of viruses?

a pandemic occurs from the spread of an epidemic, over major continents and even the entire world.

an epidemic occurs from the spread of a pandemic, over major continents and even the entire world.

a pandemic includes the infection of many people in a smaller area.

if a virus spreads to larger areas such as full continents, it is referred to as an epidemic

1 and 6 for apex

image result for describe the various types of gene mutationsghr.nlm.nih.gov

the types of mutations include: missense mutation: this type of mutation is a change in one dna base pair that results in the substitution of one amino acid for another in the protein made by a gene. nonsense mutation: a nonsense mutation is also a change in one dna base pair.

explanation:

i have to report this, it doesn't relate to biology

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