The condition of the atmosphere at a particular time and place is 'weather'. The answer to the question posted above is 'weather'. Weather is the state of the atmosphere at a given time and place with variables such as wind, temperature and more that affect it.
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Mutations are permanent changes in the DNA due to changes in nucleotide sequences. Mutations that cause addition of extra nucleotides in a nucleotide sequences are known as frameshift mutations
The virus life cycle could be divided into six steps: attachment, penetration, uncoating, gene expression and replication, assembly, and release.
