The Y chromosome does not cause color blindness. Colorblindness is a defective gene on the X chromosome. Females have 2 x chromosomes, thus one can serve as a backup for a defective gene. However, the Y chromosome in males is almost totally defective, thus does not have a backup.olorblindness is a defective gene on the X chromosome. Females have 2 x chromosomes, thus one can serve as a backup for a defective gene. However, the Y chromosome in males is almost totally defective, thus does not have a backup.
Kilwa Kisiwani (also known as Kilwa or Quiloa in Portuguese) is the best known of about 35 medieval trading communities located along the Swahili Coast of Africa.
Welcome to Kilgore, Texas, located in the lush piney woods of East Texas. We invite you to VisitKilgore and discover what we have to offer.Kilgore was thrust into the international spotlight in the 1930âs with the discovery of one of the greatest oil fields and an acre that quickly became the richest acre in the world.he history of the Rangerettes is displayed at the Rangerette Museum located on the Kilgore College campus. Come VisitKilgore for a weekend, during the week or during one of our many cultural events or family fun festivals! Spring. 1  KilGogh Art Festival. 2  Avalon Faire. 3  Kilgore Film Festival. 4  Rangerette Revels.