What is a Mutation?, A sudden and permanent change in the genetic material (DNA) or the sequence of nucleotides., Who proposed the 'Mutation Theory'?, Hugo de Vries., What is a Point Mutation?, A mutation that involves a change in a single nucleotide of the DNA sequence., Name a genetic disorder caused by mutation mentioned in the MSB/NCERT textbook., Sickle Cell Anemia., How does Sickle Cell Anemia affect the body?, It changes the shape of Red Blood Cells (RBCs) into a sickle shape, reducing oxygen transport., What are Mutagens?, Physical or chemical agents (like UV rays or chemicals) that cause genetic mutations., What is the significance of mutation in evolution?, Mutations provide variations, which are the raw material for natural selection and evolution., What is Variation?, The differences in traits among individuals of the same species., Are all mutations inherited?, No, only mutations occurring in germ cells (reproductive cells) are passed to offspring., What is the difference between minor and major mutations?, Minor mutations cause slight changes, while major mutations can cause significant visible changes in an organism.

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