Matching Pairs Matching - Punnett Squares ,Variation, & MutationsOnline version Matching - Punnett Squares ,Variation, & Mutations by Jodi Sarber 1 The two different parents 2 Mutation 3 Natural Selection 4 Sexual Reproduction 5 Mutations AND Mixing of alleles during Sexual Reproduction 6 Variation 7 Homozygous 8 The possible offspring 9 Punnett Square showing VARIATION of offspring genotypes compared to parents 10 Punnett Square definition 11 2 letters per starred spot 12 Punnett Square showing NO VARIATION of offspring genotypes compared to parents 13 Asexual Reproduction 14 1 letter per starred spot 15 Heterozygous Organisms with better genes survive and those alleles get passed onto offspring A change in a gene/allele base pair that causes a new allele to be formed that can be passed to the offspring Type of reproduction that leads to NO variation of traits Example: GG or gg A chart that shows all the possible combinations of alleles that can result from a genetic cross of 2 parents Causes of genetic variation Differences among individuals in the composition of their genes or other DNA segments Type of reproduction that leads to variation of traits Example: Gg
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