This effect is usually achieved by the use of moustache wax although it can be a hereditary trait as well.

Sadly, this seems to be a hereditary trait.

The hereditary traits are passed on from one generation to the next through the genes.

Looking at entire genomes shows that genes - which transmit the information for hereditary traits - make up only 2 percent of the genome.

Vending almost seems like a hereditary trait in the Abramson family.

"Ensign, self-intolerance is an hereditary trait of your species."

There was a period in our history when some very valuable gifts, hereditary traits, were almost lost.

In some breeds a high croup is hereditary trait.

They were already stacked neatly; some hereditary trait, perhaps, that prevented her from scattering paper everywhere.

It appeared that being besotted with the yellow-furred creatures was a hereditary trait.