Cyclin B (CYCB) is a regulatory subunit of cyclin-dependent kinase (CDK). the concentration of which fluctuates to regulate cell cycle progression. Extensive studies have been performed on cyclins in numerous species. yet the evolutionary relationships and biological functions of the CYCB family genes in Brassica napus remain unclear. https://www.alarecre.com/Wizarding-World-Harry-Potter-Scar-and-Glasses-iPhone-13-Pro-MagSafe-Case-p90262/