polyploid

名词：

名词: polyploidy

更多词形：

名词: polyploidy |

单词例句：

Sublethal temperature might be suitable for polyploid inducement of cold shocks.

亚致死温度是低温诱导多倍体的合适温度。

Some 60%of monocotyledons and 40%of dicotyledons are polyploid, as are 90% of ferns, many bryophytes, and some algae.

60%的单子叶植物和40%的双子叶植物、90%的蕨类植物、多数苔藓植物以及某些藻类，都是多倍体。

The results showed that C. pitardii, C. saluenensis, C. semiserrata, C. polyodonta and C. mariei var. lapidea were close related species of C. reticulata polyploid complex.

结果表明：滇山茶多倍体复合体与西南山茶、怒江山茶、石果毛蕊山茶、南山茶和多齿山茶关系较近。

This contrasts with Stebbins' estimate of 30 to 35% for flowering plants, which assumes that all polyploid species within a genus are independently derived.

与斯特宾斯估计的有30至35%的开花植物进行比较,它假定一个种属内的所有多倍体物种内源性独立。

Because many polyploidy species are themselves multiply derived, Stebbins' estimate is probably closer to the true polyploid speciation rate.

由于许多多倍体物种是自身繁殖衍生，斯特宾斯的估计可能是更接近真正的多倍体物种形成率。

Rare instances of polyploid mammals are known, but most often result in prenatal death.

已知的多倍体哺乳动物非常罕见，而且往往大多数导致产前死亡。

When gene introgression requires the spontaneous development of a polyploid, the likelihood of gene introgression is very low.

当基因渗入需要一个自发性多倍体的产生(即杂交种是不可生育的),则基因渗入的可能性变得很小。

The haploid, diploid and polyploid PS materials have respectively special value in crop breeding.

单倍性、二倍性和多倍性多胚苗在作物育种上具有各自不同的意义。

A polyploid is a plant with more than two complete sets of chromosomes.

多倍体是具有两套以上染色体的植物。