Article
Dynamics of chromosome number and genome size variation in a cytogenetically variable sedge (Carex scoparia var. scoparia, Cyperaceae).
American journal of botany - 1 Jan 2011
Chung Kyong-Sook, Weber Jaime A, Hipp Andrew L
Abstract excerpt
PREMISE OF THE STUDY: High intraspecific cytogenetic variation in the sedge genus Carex (Cyperaceae) is hypothesized to be due to the "diffuse" or non-localized centromeres, which facilitate chromosome fission and fusion. If chromosome number changes are dominated by fission and fusion, then chromosome evolution will result primarily in changes in the potential for recombination among populations. Chromosome...
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