1·Guanine nucleotide Exchange Factor;
鸟苷酸交换因子；
2·In DNA its complementary Base is guanine.
在去氧核糖核酸(DNA)中，其互补基是鸟嘌呤。
3·The over yield calculated on guanine was 71%.
以鸟嘌呤计总收率为71%。
4·It is a layer of guanine crystals which glow at night.
这是的氨基羟尿环水晶层数发光在晚上。
5·There are just four kinds: adenine, thymine, guanine and cytosine.
只有4种：腺嘌呤、胸腺嘧啶、鸟嘌呤和胞核嘧啶。
6·Adenine and guanine are purines and cytosine and thymine are pyrimidines.
腺嘌呤和鸟嘌呤是嘌呤和胞嘧啶和胸腺嘧啶是嘧啶。
7·Researchers at purdue university used synthetic forms of guanine and cytosine.
美国普渡大学的研究人员使用的是合成的鸟嘌呤与胞嘧啶。
8·To make Z-DNA typically requires a stretch of alternating cytosine and guanine bases.
形成Z-DNA通常需要一段交替出现的胞嘧啶与鸟嘌呤碱基。
9·Resembles thymine, but easily interconverts to tautomeric form that pairs with guanine.
与胸腺嘧啶相似，但很容易转换成与鸟嘌呤配对的互变异构形式。
10·The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines).
最丰富的碱基是胞嘧啶，胸腺嘧啶，尿嘧啶，腺嘌呤和鸟嘌呤。