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TOPIC 6: MUTATION - Coggle Diagram
TOPIC 6: MUTATION
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GENE MUTATION
TYPES GENE MUTATION
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BASE SUBSTITUTION
ONE OR MORE PAIRS OF NUCLEOTIDE ARE REPLACED WITH ANOTHER PAIRS OF NUCLEOTIDES IN A SEQEUNCE OF A GENE
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THE ALTERED mRNA WILL BE TRANSLATED INTO A DIFFERENT POLYPEPTIDE (WITH DIFFERENT AMINO ACID SEQUENCE)
A BASE SUBSTITUTION CHANGES ORIGINAL CODON TO STOP CODON (UAG, UAA, UGA) SHOWS NONSENSE MUTATION
A BASE SUBSTITUTION CHANGES ORIGINAL CODON TO ANOTHER CODON WHICH CODES FOR DIFFERENT AMINO ACID SHOWS MISSENSE MUTATION
A BASE SUBSTITUTION CHANGES ORIGINAL CODON TO ANOTHER CODON WHICH STILL CODES FOR THE SAME AMINO ACID SHOWS SILENT MUTATION
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