The Meaning Behind Flowers. Throughout time, humans have given special meanings to flowers. Ancient Egyptian, Greek, Roman, and Chinese cultures have all included written records of their assignment of meanings to certain flowers.
Albinism is caused by a mutation in one of several genes. Each of these genes provides instructions for making one of several proteins involved in the production of melanin.Melanin is produced by cells called melanocytes, which are found in your skin and eyes.ypes of albinism. Types of albinism, based mainly on which mutated gene caused the disorder, include: Oculocutaneous albinism. Oculocutaneous (ok-u-low-ku-TAY-nee-us) albinism is caused by a mutation in one of four genes.
1 The cause of X-linked ocular albinism, which occurs almost exclusively in males, is a gene mutation on the X chromosome. 2  People who have ocular albinism have vision problems, but their skin, hair and eye color are generally in the normal range or slightly lighter than that of others in the family. People with this disorder have signs and symptoms similar to people with oculocutaneous albinism, but they may also develop lung and bowel diseases, or a bleeding disorder. 2  Chediak-Higashi syndrome. 3  Chediak-Higashi syndrome is a rare form of albinism associated with a mutation in the LYST gene.