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gene n.【生物學】基因。 dominant gene顯性基因...

It involved nine “major or dominant“ and ten modifying genes . 它有九對“主或顯性”基因和十對修飾基因。

A locus is the “location“ of a gene along a chromosome . 位點是基因在染色體的位置。

gene bank

Part of one gene could be recombined with part of other gene to give one normal gene . 一個基因的一部分和另一個基因的一部分能重組而產生一個正常基因。

An example of negative eugenics would be the attempt to eradicate a harmful recessive gene . 消極優生學的范例是試圖破壞一種對人體有害的隱性基因。

This hereditary unit comprises a single complementation group, or in other words a single gene . 這個遺傳單位由一個互補群,也就是一個基因所組成。

It enables a specific gene to be located on a particular restriction enzyme fragment . 它就能使專一的基因被定位于特定的限制性內切酶切成的片段上。

Whereas in the spacer region between the 25s and 18s genes there are at least 17 hha1 sites . 可是在25s和18s基因之間的間隔區至少有17個Hhal切點。

New perspectives on the evolution of the human gene material and of animal species will be gained . 將會獲得有關人類和動物種基因物質進化的展望。

Mendelian gene is not a real physical entity but an abstraction or symbol . 孟德爾式的基因并不是真正的實體,而是抽象概念或者是說明性的符號。

Although the original species becomes extinct, its genes are carried by the new group . 原來的種雖然絕滅了,但其基因則被一個新的門類所繼承。

Small changes in the gene pool of a population may actually initiate a flush . 在種群的基因庫中,微小的改變均可實際地誘發一次種群暴長。

Gene cloning provides a means of purifying and propagating specific dna segments . 基因克隆化提供了一種純化和擴增特定DNA片段的方法。

Techniques to deal with genes at the molecular level are a most important advance . 在分子水平上對基因操作的技術取得了極重要的進展。

Biologists are looking into the structure of the molecules that comprise our genes . 生物學家正在尋找構成我們基因的那些分子的結構。

They multiply and pass from generation to generation much like ordinary bacterial genes . 它們增殖并世代相傳,與一般細菌十分相似。

Morgan evinced no doubts about the relationship between genes and chromosomes . 摩爾根雄辯地證明了關于基因和染色體之間的相互關系。

The x-chromosome has many genes for which there are no paired genes on the y-chromosome . X染色體有許多在Y染色體上不能配對的基因。

Fruit size appears to be controlled by multiple genes without complete dominance . 果實大小應由多基因控制,沒有完全顯性的現象。

Suppression is called intragenic when both mutations are within the same gene . 兩個突變發生在同一基因內的抑制,叫基因內抑制。