Sickle Cell disease is an autosomal recessive disorder that causes anemia ... When an infected mosquito bites a human, the malaria parasite enters the red blood cells, which transport it to ...
However, half the possible offspring will be homozygous, FF, and be unaffected, and half will be heterozygous, Ff and carry the recessive allele. The ratio of FF to Ff is 1:1 or 50%. This genetic ...
Thus diseases of recessive genes, which require two copies of the ... As in the example of human diseases, genetically determined traits that would ordinarily be uncommon in the overall gene ...