Question

Mutation are generally?

Answer 1

Mutations are the sudden changes occurring in the DNA. Mutation in genetic material leads to genotype and phenotype of an organism. Mutations are caused by many factors called as mutagens. Mutagens include physical factors and chemical factors.Mutations in the genetic materials can be gene mutation or chromosomal mutation.

Answer 2

Mutations are alterations in DNA sequences that result in changes in the structure of a gene. Both small and large DNA alterations can occur spontaneously. ... For the mutant phenotype to occur, both alleles must carry the mutation. Dominant mutations lead to a mutant phenotype in the presence of a normal copy of the gene.

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