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.The Y chromosome is starting to yield other intriguing tales as well.Y染...
chromosome banding染色体显带Miscarriages are usually caused by abnormal chromosome patterns in the fetus.流产通常是因为胎儿的染色体异常造成的.These chromosome aberrations are all stable, compatible with cell viability.这些染色体畸变都是稳定的, 不影响细胞生活力的.L...
The pilot of the airplane gunned his engine for a sharp climb.飞行员加大油门使飞机急剧爬升.The hunter gunned the bird down.猎人把那只鸟打了下来.The motorcycle gunned through the streets.摩托车加大油门穿过街道。He gunned his engine and drove off.他发动引擎，驱车而去。...
The uncertainty created by this situation must be confusing for you.这种局面所造成的不确定性肯定让你感到困惑。Legislation to that effect created fierce controversy both in Parliament and outside.那类立法在议会内外都引起了激烈的争论。Bedrooms have again been cr...
有六棱柱体形状的晶胞 吗 ?Is there any six - sided cylindrical crystal cell?的棱柱体关节都被认为是启动的.The prismatic joints are considered to be actuated.阳光照射玻璃杯棱柱体以致于在它侧壁上生产色谱.The diagram shows the path of the green ray through the prism to th...
The gymnast performed on the balance beam with an easy grace.体操运动员在平衡木上表演得优美自如.The gymnast poised herself on the balance beam.体操运动员在平衡木上保持平衡.The gymnast poised herself on the balance beam gracefully.体操运动员优美地立在平衡木上....
The two countries have each expelled another diplomat following a round of tit-for-tat expulsions.在一轮针锋相对的驱逐事件之后，两国各又驱逐了一名外交官。There have been three expulsions from the school this year.今年学校已开除了三名学生.The Russian response t...
I am happy and free, in good health, gay and cheerful.我快活自由，身体健康，积极乐观。I trust you've been in good health since we last met?别来无恙?She looked to be in good health.她显得很健康....