chromosomes [k'roʊməsoʊmz]

例句:

• Females have XX chromosomes and males have XY chromosomes.
  来自BBC
• Chromosomes also determine the sex of animals.
  染色体也决定动物的性别.
  
• Each of four chromosomes divide longitudinally.
  四种染色体的每一种都沿着纵向分裂.
  
• At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.
  此时每条染色体由一对染色单体构成,这两条联合的染色体称为四分体.
  
• Cohesins bind chromosomes together by entrapping them in a ring.
  来自BBC
• Chromosomes position themselves carefully relative to one another, too.
  来自SA