The only way two people with unattached earlobes can produce attached earlobes is if they are bother heterozygous. Each fertilization is an independent event and the genetic traits shown in previous newborns do not affect the traits of those to follow.
Unlike the traditional birth control pill, the mini-pill has only the hormone, progestin. Taken daily, the mini-pill thickens cervical mucus and prevents the sperm from reaching the egg.
