Tob. Sci., 1984, 28-09, p. 25-27, ISSN. 0082-4523
The nucleolus organizing chromosome of red Russian tobacco
North Carolina State University, Raleigh, NC, USA
Three pairs of chromosomes of the Red Russian tobacco (Nicotiana tabacum L.) possess nucleolus organizing regions (NORs). Analyzing diplotenes of all the 24 monosomics, we found that the monosomes were usually attached to the nucleolus in monosomics...