The single celled protozoan Tetrahymena thermophila has an astonishing SEVEN sexes. Imagine how complicated dating must be!
Biologists are now unraveling the genetics of these mating types, and has found out that the DNA of each of the seven sexes is present in each individual. During sexual reproduction different segments of DNA are deleted until just one remains, and is expressed by the organism.
More info: http://bit.ly/Xee35H
Biologists are now unraveling the genetics of these mating types, and has found out that the DNA of each of the seven sexes is present in each individual. During sexual reproduction different segments of DNA are deleted until just one remains, and is expressed by the organism.
More info: http://bit.ly/Xee35H
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