4a) Sheep,Phase 1,,,Phase 2,,,Phase 4,,,Phase 5,,,Phase 6,, Stage,Fused,Unfused,% Fused,Fused,Unfused,% Fused,Fused,Unfused,% Fused,Fused,Unfused,% Fused,Fused,Unfused,% Fused 1,13,4,76,17,4,81,72,29,71,39,6,87,21,2,91 2,4,2,66,4,14,22,3,1,75,,,,3,0,100 3,12,9,57,8,45,15,24,29,45,8,5,62,15,2,88 4,5,12,29,1,9,10,30,55,35,11,14,44,8,2,80