When there is a mutation in the gene that codes for n-protein, the organism
may die if the protein coded by the mutant gene is defective or
advantageous if the mutation is very useful.
Genes help determine the genetic composition of an organism and during
replication mutations may occur in the genes which codes for protein.
Some mutations are advantageous while some aren't. When the mutation
occurs in genes which have defective proteins, it is usually very harmful and
may cause death of organisms. Mutations which occur and provided added
positive effect and usefulness is known to be advantageous.
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