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.
ki-ki, kik-i ] The baby boy name Kiki is also used as a girl name. Its pronunciation is K IY-Kiy- â . Kiki is largely used in the Spanish language and it is derived from Germanic origins. Kiki is a variant of the name Henry (English).Kiki is not regularly used as a baby name for boys. It is not listed in the top 1000 names. In 2012, out of the group of boy names directly linked to Kiki, Henry was the most frequently used.ts pronunciation is K IY-Kiy- â . Kiki is largely used in the Spanish language and it is derived from Germanic origins. Kiki is a variant of the name Henry (English). Kiki is not regularly used as a baby name for boys.