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HRT
820: Plant Reproductive Biology & Polyploidy
(1 credit) |
Dr. Amy Iezzoni
A342B Plant & Soil Sciences Building
Michigan State University
Department of Horticulture
Phone: 517/355-3505
Email:
iezzoni@.msu.edu
Syllabus
Sex Expression
Definitions and examples.
Sex expression in cucumber and corn and the generation of hybrid varieties.
Male Sterility
Different types of male sterility and their utilization in the development of hybrid varieties. Examples include onion and corn hybrids.
Gametophytic Selection
Examples of pollen gene expression.
Self-incompatibility
Sporophytic self-incompatibility (SSI): genetic control and the utilization of SSI to create hybrid varieties in Brassica.
Gametophytic self-incompatibility (GSI): genetic control and the utilization of GSI to create hybrid varieties.
Polyploidy
Types of polyploidy
Mendelian inheritance in polyploid plants
Meiotic mutants
Evolutionary significance of polyploidy
Physical and linkage mapping in polyploids
Allopolyploid crop example: wheat
Autopolyploid crop example: potato