chromo·someBrE/ˈkrəʊməsəʊm/NAmE/ˈkroʊməsoʊm/noun (biology生物) oneoftheverysmallstructureslikethreadsinthenuclei(= centralparts)ofanimalandplantcells, thatcarrythegenes染色体➡ see alsosex chromosome, X chromosome, Y chromosome
biology, biotechnology, breed, cell, chromosome, DNA, gene, mutation, organism, protein