a spanish merino sheep population is characterized , for the first time , according to its frequencies for a total of nine polymorphic loci : three blood group factor systems , a , b and c , and the following red cell or serum polymorphisms : haemoglobin ( hb ) , carbonic anhydrase ( ca ) , ' x protein ' , transferrin ( tf ) , arylesterase ( esa ) and albumin ( al ) .
C0033684
protein
C0001924
albumin