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Chapter 6: Sex Determination and Gametogenesis
SEX DETERMINATION AND GAMETOGENESIS IN ANIMALS
Chromosomal Sex Determination
The Mammalian Pattern of Sex Determination
- Gonadal sex determination in mammals
- Secondary sex determination in mammals: Hormonal regulation of the sexual phenotype
Chromosomal Sex Determination in Drosophila
- Sex determination by dosage of X
- The Sex-lethal gene
- Doublesex: The switch gene for sex determination
Environmental Sex Determination in Reptiles
Gametogenesis in Animals
- PGCs in mammals: From genital ridge to gonads
- Meiosis: The intertwining of life cycles
- Spermatogenesis in mammals
- Oogenesis in mammals
SEX DETERMINATION AND GAMETOGENESIS IN ANGIOSPERM PLANTS
Sex Determination
- Signaling flower formation
- Male and female floral organs
Gametogenesis
- Pollen and the male gametophyte
- The ovule and the female gametophyte