Why Sex?

Back to Things Biological


Wikipedia--Red Queen

Red Queen Hypothesis

The Vicar of Bray--Wikipedia

Group Selection--Wikipedia

Williams Revolution--Wikipedia

The Biology of Sexual Orientation

Sexual Selection and the Evolution of Genitalia

     Ever thought of why there is sex?  Why two different genders must exchange DNA in order to reproduce?  Why can't all organisms simply reproduce asexually without exchanging DNA?  There is an enormous expenditure of energy in this process.  One would think that it could be put to use in another area.  There must be some great benefit in combining and mixing the DNA from two different individuals.

     There are several ideas as to the value of sex: more to come















Basics of Reproduction

The Evolution of Sex

Wikipedia Article

Brown University site

PBS article on the advantages of sex

San Diego State course on the biology of sex, gives links etc.

Science News: Life Without Sex Groups without sex

Insects and Sex Funny article on odd insect facts.

Monogamy and Sexual Strategies funny yet entertaining article.

The Demise of Genes in Human Evolution

Leave it to National Geographic Lizard tongues and duck penises?

National Geographic again Cockrells dole out their sperm

Sexual Reproduction linked with high mutation rates

Sexually Antagonistic Bugs Evolve New Weapons