32+ Is Sickle Cell Anemia Recessive Pictures. Sickle cell disease (scd) and its variants are genetic disorders resulting from the presence of a mutated form of hemoglobin, hemoglobin s (hbs) (see the image below). Sickle cell anemia is a serious hereditary disease of the blood cells.
In order for full disease symptoms to manifest in an individual they must carry two copies (homozygous genotype = ss) of the hbs gene.
Where as sickle cell anemia is autosomal recessive. Homozygous sickle cell anemia (hbss, autosomal recessive) is the most common variant of the sickle cell syndromes and occurs predominantly in individuals of african and east mediterranean descent. In sickle cell anemia, the red blood are shaped like sickles or crescent. These means that individuals with the condition must have two recessive alleles.
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