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Easy to use aligner software for DNA sequence contig assembly, contig editing, and mutation detection for Windows. It is a molecular biology software that can view and assemble sequences in contigs. Features: end clip, export, assemblies, detection.Downloadable games to study and move-by-move analysis of live events. Play live chess on the Internet with players from around the world.News column covering events on the international chess scene as well as US chess federa