Which statement best distinguishes a single-nucleotide variant (SNV) from a structural variant (SV)?

Question

Answer

Both SNVs and SVs are always pathogenic mutations

Answer

SNVs involve large DNA segments, while SVs change only a single nucleotide

Answer

SVs occur only in coding regions, while SNVs occur in noncoding regions

Answer

SNVs alter a single base pair in the genome, while SVs involve larger changes such as insertions, deletions, inversions, or duplications

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