遗传物质的多态性是基因功能调节的重要方式之一,基因编码区域单个核苷酸碱基的替换就可能改变蛋白质的结构和功能,对细胞或机体的生理功能产生重要影响。
Genetic Polymorphism is a important regulating type for the gene function, it can influence the protein structure and function by only change a single nucleotide in the coding region.
What's hanging off of the side of this long molecule that's formed by polymerizing nucleotides are - is this base unit.
在这条由多聚核苷酸,构成的长链分子,一侧悬挂着碱基单位
If I told you that 'draw me a nucleotide from RNA that has ', you could go back to this picture and you could draw the whole thing.
如果让你找RNA中碱基是A的核苷酸,你可以看着这个图,就能找出其全部结构
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