BIOLOGY JUNCTION Sordaria Lab Pictures Sordaria octad Below you will nd reproductions of a number of Sordaria octad preparations. For the purposes of mapping the tan locus with respect to its centromere, count only complete tetrads and count ALL complete tetrads on a particular slide. Pictures by Fordyce G. Lux III Janice Friedman / April 21, 2017 / Uncategorized BIOLOGY JUNCTION / Proudly powered by WordPress