Sources of Genetic Variation
{"Image DocumentName": "Sources of Genetic Variation", "Image ImageDescription": "Changes in allele frequency indicate that a change in the allele populations has occurred through evolution. Sources of Genetic Variation. Mutations. ANY change in the DNA sequence due to mistakes, environmental sources (radiation, etc.) Can have no effect or drastic effects. Gene shuffling as a result of sexual reproduction. Crossing over during meiosis I. Random contributions from mother & father. Most genetic variation results in little or no observable changes in organisms.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}