Is Beta-Thalassemia is associated with a mutation or deletion of the gene that codes for alpha globin?
['Beta-thalassemia, one of the most common single-gene disorders, is the result of reduced or absent production of β-globin chains', 'The beta-thalassemia syndromes are a heterogeneous group of genetic disorders characterized by reduced or absent expression of the beta-globin gene']
['Beta-thalassemia, one of the most common single-gene disorders, is the result of reduced or absent production of β-globin chains', 'beta-thalassemia, one of the most common single-gene disorders, is the result of reduced or absent production of β-globin chains.', 'Beta-thalassemia, one of the most common single-gene disorders, is the result of reduced or absent production of -globin chains. ', 'Beta-thalassemia, one of the most common single-gene disorders, is the result of reduced or absent production of β-globin chains.']
['no']