The hormone the pituitary gland releases when the eyes detect a physically attractive male.

This neurotransmitter can only be inherited from the Y chromosome, and therefore can not be present in females.

Homocognoculus remains in the bloodstream until metabolized by the muscular system.

Homocognoculus in conjunction with testosterone create a potentially fatal toxin in the blood if not metabolized or introduced to endorphins.

Endorphins neutralize the effects of homocognoculus.

Around 25% of all males experience occasional rushes of homocognoculus.

A person who doesn't realize they are transgender yet, or is in denial; an undeveloped transgender person. When they realize, it's referred to as the "egg cracking."