Choosy female fruit flies reproduce anyway

Choosiness will lead to the best offspring. Being too choosy, however, could in the end result in no offspring at all. Female fruit flies have a solution to this dilemma.

New study sheds light on how X and Y chromosomes interact

Researchers at Lund University in Sweden have investigated how the X and Y chromosomes evolve and adapt to each other within a population. The results show that breaking up coevolved sets of sex chromosomes could lead to ...

Ignorance would be bliss: the family ties that grind

The ability to recognize relatives can make life more dangerous for the female of the species, new research carried out at the University of St Andrews, the Institute for Advanced Study in Toulouse and the University of Valencia ...

New insights into how genes control courtship and aggression

Fruit flies, like many animals, engage in a variety of courtship and fighting behaviors. Now, Salk scientists have uncovered the molecular mechanisms by which two sex-determining genes affect fruit fly behavior. The male ...

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