Biologists can infer how species are related evolutionarily by comparing DNA sequences for the same genes in different species.

生物学家可以通过比较不同物种中相同基因的 DNA 序列来推断物种之间的进化关系。

youdao

Species with similar DNA sequences for these genes are generally more closely related to each other than to species with less-similar DNA sequences.

与 DNA 序列不太相似的物种相比，这些基因的 DNA 序列相似的物种之间的关系通常更密切。

youdao

Importance of Little-Known DNA sequences.

鲜为人知的DNA序列的重要性。

youdao

Then the team replaced ten genes with four sequences, or four sets,of organized DNA.

VOA: special.2010.07.20

The polymerase starts a process of replication of your DNA sequences.

聚合酶使DNA序列开始复制

耶鲁公开课 - 生物医学工程探索课程节选

That's why molecular biology, one of the reasons why it's turned out to be such a powerful tool, because if you can think creatively you can find all different ways to using these very simple principles to recombine molecules, to make unique new DNA sequences.

这就是分子生物学,如此有用的原因之一,因为如果你有创造力,你可以用各种方法,运用这些简单的原理来重组分子,创造独特的DNA新序列

耶鲁公开课 - 生物医学工程探索课程节选

He fell out with the NIH, however, over the issue of patenting DNA sequences called expressed sequence tags.

ECONOMIST: The big beasts of genomics

Nearly identical DNA sequences and biochemical pathways are found in different species, across genera, and even across phylogenetic kingdoms.

FORBES: EPA Biotech Regulation Bucks The Scientific Consensus

The theory is that big differences come from the way in which certain RNA molecules copy DNA sequences into proteins.

FORBES: Animal Nut