genetic diseases due to gene mutation
albinism is a hereditary disease characterised by the lack of pigmentation in an organism. The affected organisms,described as albinos, do not have colour in their skin, hair or irises (usually appear pink due to the underlying blood vessels). albinism is the result of a gene mutation that produces a mutant allele. The allele responsible for albinism is recessive to the normal allele. Only individuals carrying two albino alleles will be affected by albinism.