Sex Determination in Animals,Organism male,Two alternatives,Maleness,Femaleness,Sperm female egg,Chromosomes,Environment,Hormone,Metabolism,Hormone

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Sex Determination in Animals Sex Determination in Man Sex Determination by Chromosomes Sex Determination by Barr Body Sex Determination by Hormones Sex Determination in Drosophila Chromosomal Theory of Sex Determination Genic Balance Theory Supersexes Intersex Sex Determination in Fowl Sex Determination in Butterfly Sex Determination in Grasshopper Sex Determination in Honey Bee

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Sex Determination in Animals
The development of an organism into male or female is called sex determination.
Sex is a character. It has two alternatives, namely maleness and femaleness. The male produces the sperm and the female produces the egg.
Sex is determined by the following factors:
1. Chromosomes
2. Environment
3. Hormone
4. Metabolism
5. Hormone

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Sex Determination in Fumea Theory of Heterogamesis XX-XY Type or Lygaeus Type Male Heteromatic Type Female Heteromatic Type XX-XO Type or Protenor Type Quantitative Theory of Sex Determination Gynandromorphs Loss of X Chromosomes Binucleated Eggs Barr Body or Sex Chromatin Sex Mosaics Monofactorial Sex Determination Environmental Determination of Sex Hormonal Theory of Sex Determination Free Martin Sex Reversal in Chicken Sex Reversal in Man Metabolic Differentiation Theory Determination of Sex by the Effect of Parasites Allosomes Heterogametic Sex