From rd120@XXXX Tue Jun 25 20:29:09 1996 From: Rachel Drysdale (Genetics) <rd120@XXXX> Date: Tue, 25 Jun 96 20:29:09 BST To: rd120@XXXX Subject: mbc Content-Length: 218 Embryos homozygous for the mbcC1 chromosome show a variably expressed 'dorsal open' phenotype. Homozygous Df(3R)mbc-R1 embryos show a similar though typically more extreme dorsal open phenotype, as do mbcC1/Df(3R)mbc-R1 hemizygotes.