The hemoglobin (Hb) of both sheep from the two different altitudes contains three variants-HbA, HbB,and HbC,showing four genotypes, HbAA; HbAB; HbBB and HbAC.

• 两个不同海拔高度藏绵羊血红蛋白(Hb)均含有HbA、HbB和HbC3种变异体,显现出HbAA、HbAB、HbBB和HbAC4种基因型;