1. Seed Development in the Context of the Plant Life Cycle Jonathan Russell Combiz Abdolrahimi Ria Yagnik

2. Plant Life Cycle

3. Spore Formation

4. Seed Development

5. Embryo Developmental Stages

6. Plant Reproductive Stages

7. Mendelian Inheritance Phenotype: 1:0 live to dead 3:1 dominant to recessive Genotype: 1:2:1 AA to Aa to aa

8. Lethal Mutations (aa) Lethal to Zygote Lethal to Gamete Phenotype: live to dead seeds 1:1 Genotype: AA to Aa 1:1 Phenotype: live to dead seeds 3:1 Genotype: AA to Aa 1:2 AA Aa aaa a A A AA Aa aaa a A A

9. In our presentation, we used several Normarski photographs taken at various stages of embryo development, as well as multiple plant diagrams. We would like to acknowledge the following individuals for sharing their data and expertise. Rena Schweizer Yuya Hirai Dr. Anhthu Bui Dr. Bob Goldberg Dr. Xingjun Wang