英汉双语例句-生物医药大词典

It is due to the lack of homologous pairs of chromosomes, so chromosomes cannot pair in meiosis, and the resulting gametes may have extra or missing chromosomes.

中文意思：
这归因于染色体同系对的缺乏，以至于在减数分裂中染色体不能配对，导致配子有可能有额外或缺失染色体。

以下为相关句子列表(点击查看，可以看对应的解释）：

	It is due back this Thursday.			礼拜四要归还。
	It is due during the last lecture, in class.			在课程的最后一次课的课堂上提交。
	It is due lo changes in the body's physiological regulatory mechanisms, specifically the hormonal systems, in a different environment.			它是身体的生理调节机制，特别是激素系统，在不同环境中发生变化所引起的。
	It is due to arrive at Hong Kong on September 30 , and confirm by return that goods will be ready in time.			预计于九月卅日抵香港。请函覆确认，货物将按时备妥。
	It is due to begin deliveries of its first home-made regional jet, the ARJ21, in 2009, and is also adding other joint ventures with foreign companies to assemble aircraft in the country.			中国首批自行制造的支线客机ARJ21计划于2009年开始交付，同时还在与外国企业建立合资公司，在中国进行飞机组装。
	It is due to the lack of homologous pairs of chromosomes, so chromosomes cannot pair in meiosis, and the resulting gametes may have extra or missing chromosomes.			这归因于染色体同系对的缺乏，以至于在减数分裂中染色体不能配对，导致配子有可能有额外或缺失染色体。
	It is durable, reliable, and simple for use.			交互白板坚固耐用，易于操作。
	It is during REM sleep period, your body will soon relax again, your breathing will grow slow and regular once more, and you will slip gently back from stage 1 to stage 4 sleep -- only to rise once again to the surface of near consciousness some 80 minute			在REM睡眠阶段，你的肢体会很快再度放松，呼吸也再次放慢并变得有节奏，你会轻松地从第一阶段滑入第四阶段睡眠——直到大约80分钟后重新接近清醒状态。
	It is during the roasting process that the sugars and other carbohydrates within the bean become caramelized, creating a substance which is known as the coffee oil.			这样才能保证在烘焙过程中咖啡中所含的糖和其他碳水化合物碳化，从而产生出众所周知的咖啡油脂，产生出高质量、风格一致的好咖啡。
	It is during these seasons that the differences in temperature between warm and cold masses of air are greatest.			就在这些季节里，热气团与冷气团的温差最大。
	It is during this period that Ye Yongqing studied at the Sichuan Academy of Fine Arts, and explains why his artwork has always been marked by the critical spirit that is typical of the post-cultural revolution period.			叶永青正是在这个时候求学于四川美术学院.在他的作品里可以看到,文革过后的批判精神所留下的烙印。