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...
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...
剪下优惠券，并于今天把支票寄出去。Cut out the coupon and send those cheques off today.我坐下来，穿好针，剪下一枚旧纽扣。I sit down, thread a needle, snip off an old button.别忘了剪下标志，贴到你的卡上。Don't forget to clip the token and stick it on your card....