Colorblindness is the inability to separate the color variation in between different colors. It is a disease that is not as common in females as in males. It is a sex linked genetic disease.
The allele for the colorblindness is recessive gene and located on the X chromosome. It is not express itself in the presence of the dominant allele where as in males there is only one X chromosome with Y chromosome and if it is express itself for sure.
Explanation: There are many other names for Igneous Rocks. Felsic or Silicate. then there's Phaneritic, Aphanitic, Plutonic Rock, Volcanic Rock, Intrusive, Extrusive, and also Porphyry.