19-7 



THE YEAST CELL 



Table 29-4 



Analysis of Asci from a Hybrid Heterozygous for 



Mating Type, Fermentation of Galactose 



and Maltose, and Genes Affecting the 



Synthesis of Paraminobensoic Acid, 



Thiamin and Pyridoxine 



(Ascospores from Hybrid 



2236 X 2090 (a G MA pab th py x a g ma PAB TH PY)) 



