Theme 5: Reproduction and Inheritance
Unit 5b QBO- Mendelian Genetics (09-10)
Keywords– genetic recombination, traits, heredity, dominant, recessive, allele, genotype, phenotype, homozygous, heterozygous, monohybrid cross, dihybrid cross, Punnett square, genotypic ratio, phenotypic ratio, complete dominance, incomplete dominance, codominance, P generation, F1 generation, F2 generation, polygenic traits
Objectives–
- How can we predict what traits offspring will have?
- How can two purple flowers produce a white offspring?
- Why do siblings with the same parents look different than either parent?
Activities/Labs–
1. Flower Breeding Hypotheses Worksheet
2. Genetics Problems WS (Level 1)
3. Genetics Problems WS (Level 2)
Extensions-
1. Genetics Problems Worksheet (Level 3)– this sheet is extra-credit!
Further Research: sex-linked traits, Mendel’s pea studies, blood type prediction, how Mendelian genetics relates to biological evolution, polygenic traits, achondroplasia, sickle-cell anemia, sex-linked traits, genetics of common human traits, polydactyl, pedigree, albinism