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- nucleotide pair substitution 核苷酸对取代
- CONCLUSION: Base pair substitution mutation and frame shift mutation were caused by folpet in Ames test.And DNA breakage in human PMNC might be induced by folpet. 结论： 灭菌丹可引起鼠伤寒沙门氏菌碱基置换和移码突变，并可能损伤人外周血淋巴细胞DNA的完整性。
- What is the minimum number of nucleotide pairs required to code for this protein? 编码这个蛋白质需要的核苷酸对的最小数目是多少?
- base pair substitution polymorphism 碱基替换多态
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- Don't mix up this pair of synonyms. 别把这两个近义词混淆了。
- He wears an oily old pair of jeans. 他穿着一条沾满油污的旧牛仔裤。
- This pair of scales is not in equilibrium. 这个天平不平衡。
- This pair of trousers is too tight for me. 这条裤子我穿太紧了。
- She splashed out on a new pair of shoes. 她心血来潮买了一双新鞋。
- The newly married couple are really a happy pair. 那对新婚夫妇真是快乐的一对。
- We use saccharin in substitution for sugar. 我们用糖精代替糖。
- Billy has a pair of new trousers. 比利有一条新的裤子。
- A new pair of shoes wouldn't come amiss. 新鞋不会不称心的。
- This small animal has a pair of hazel eyes. 这只小动物有一双淡褐色的眼睛。
- He was dressed in a pair of black trousers. 他穿着一条黑色裤子。
- The young girl has a pair of almond eyes. 这个年轻的姑娘长着一双杏眼。
- There is a pair of scissors in the bottom drawer. 最底下的抽屉里有把剪刀。
- These socks retail at 1 dollar a pair. 这些袜子零卖一美圆一双。
