What is a mutation?

Jan 1, 2008 ... This study identifies two new mutations, confirms SCN4A as a common cause of paramyotonia congenita in the UK, and suggests further allelic ... Quick facts. Common name: Sport, break, chimera. Plants affected: Any plant. Main causes: A genetic mutation. Timing: Usually spring ... Jan 6, 2025 ... Gene mutations are changes in a gene's DNA that can affect how the gene works. These changes can cause the body to not function properly. More ... We identified de novo missense mutations in exon 8 of CaV1.2 in both individuals. One was an analogous mutation to that found in exon 8A in classic TS, G406R. Oct 1, 2023 ... Mutations (changes) to a specific gene cause Marfan syndrome, and ... People with Marfan syndrome inherit a gene mutation that changes the amount ... Some genetic diseases, such as cystic fibrosis, are caused by mutations in a single gene. A gene contains DNA “letters” that spell out the instructions to ... Mutations in the BRAF gene can cause normal cells to become cancerous. BRAF mutations are most commonly found in melanomas, but can occur in other forms of ... Evolution is propelled by two forces: random mutations in the genes of living organisms, plus natural selection of organisms whose mutations make them better ... Oct 13, 2023 ... Hemophilia is typically caused by mutations in the genes that provide instructions for making proteins needed for proper blood clotting. Mutations could cause different genes to be switched on or off, and this could create a different or faulty protein to be synthesised.