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Biopolymers consisting of amino acids that fold into 3D shapes and perform a large number of functions in living organisms.
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Why is sickle cell trait expressed in half of all cells rather than all cells containing hal...
"The sickle cell trait" affects people who are homozygous for the HbS allele. These individuals only have hemoglobin S (after all fetal and embryonic hemoglobin genes are switched off). Hemoglobin S f …