polyploid['pɔliplɔid]adj.1.■【生物学】多倍体的，多元体的；多倍的n.1.■多倍体生物；多倍体(细胞)
polyploidpolyploid[ˈpɔliˌplɔid]n.1.■【生】多倍体
词性变化polyploid[ˈpɔliˌplɔid]adj.1.■多倍体的
继承用法polyploidicadj.polyploidy[ˈpɔliˌplɔidi]n.
[ˈpɒlɪplɔɪd]
(Biology)(生)
adjective
- (of a cell or nucleus) containing more than two homologous sets of chromosomes
（细胞，细胞核）多倍体的
■(of an organism or species) composed of polyploid cells
（生物，物种）由多倍体细胞组成的
- a polyploid organism, variety, or species
多倍体生物（或品种、物种）
polyploidy
noun
polyploid
名词 polyploid:
(genetics) an organism or cell having more than twice the haploid number of chromosomes
形容词 polyploid:
of a cell or organism having more than twice the haploid number of chromosomes
polyploid
■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。
■polyploid cells
[医] 多倍体细胞
■A polyploid species;a polyploid cell.
一种多倍体物种;多倍体细胞
■a polyploid species; a polyploid cell.
一种多倍体物种；多倍体细胞
■tri-basic polyploid
三基多倍体
■unbalanced polyploid
不平衡多倍体
■
A polyploid organism by possessing more than two sets of chromosomes from one species (autopolyploidy) or two or more species (allopolyploidy) is known to have evolutionary advantages.
与二倍体物种比较，多倍体由于具有来自同一物种（同源多倍体）或不同物种（异源多倍体）的两套或多套染色体而在进化上具有优势。
■In contrast to homoploid hybrid species,polyploid species are easily diagnosed because of chromosome number changes associated with genome doubling.
与同倍杂合体物种相比，因为与基因组加倍相关的染色体数目的变化,多倍杂合体物种很容易判断。
■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。
■Cytological studies of Plantago erosa var. Fengdouensis, with special reference to its polyploid origin
丰都车前的细胞学研究,兼论它的多倍体起源
■This article will review and prospect the polyploid research from these aspects: the origin of polyploid, the factors that affect polyploid occur, and the genomes changes of polyploid.
主要从多倍体的起源、影响多倍体发生的因素及多倍体基因组的进化等方面回顾并展望多倍体的研究。
■dibasic polyploid
二基数多倍体
■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。
■ROOTING INDUCTION OF FLAX POLYPLOID PLANTLETS
亚麻多倍体试管苗的生根诱导研究
■nodical polyploid
交点倍数法
■16 diploid and polyploid cultivars of loquat were used for studying the relationship between the number of chloroplast in stomata guard cell and the ploidy.
以16个枇杷品种的二倍体和自然多倍体为试材，研究气孔保巨细胞叶绿体数目和气孔密度与倍性的相关性。
■The plant was diploid when the number of chloroplast in stomata guard cell was less than 16, otherwise it was polyploid, and the rates to identify diploid and polyploid cultivars were 92.8% and 94.2%.
以16为界来判定倍性，叶绿体数少于16的为二倍体，大于或等于16的为多倍体，对二倍体和多倍体判定的准确率分别达92.8%和94.2%。
■For example, wheat, cotton, tobacco, apples, pears, chrysanthemums, such as narcissus are polyploid, the Pamirs of alpine plants, 65 percent of the species are polyploid.
例如，普通小麦、棉花、烟草、苹果、梨、菊、水仙等都是多倍体，帕米尔高原的高山植物，有65%的种类是多倍体。
■Analyses of the age distribution of duplicate genes in diverse flowering plants indicate that essentially all may be paleopolyploids, but this should not be equated with the polyploid speciation rate.
分析在不同开花植物的重复基因的年龄分布表明，基本上可能都是古多倍体，但这不应当等同于多倍体的物种形成率.
■raw polyploid
初成多倍体
■primary polyploid
初级多倍体
■Haploid organisms have one genome, diploid organisms have two homologous sets, polyploid organisms have many sets sometimes form the same ancestor (autopolyploids) and sometimes from different ancestor (allopolyploids).
单倍体生物有一个基因组；二倍体生物有两个同源的基因组；多倍体生物有多个基因组，它们可能源于同一祖先（同源多倍体），也可源自不同的祖先（异源多倍体）。
■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。
■Monogerm polyploid varieties
单胚多倍体品种
■Keywords Salvia bowleyana;colchicine;polyploid induction;
南丹参;秋水仙碱;多倍体诱导;
■Meanwhile, AFLP, rDNA waxy sequence and four cpDNA sequences were employed to clearify the relationships between C. reticulata polyploid complex and its related species.
同时为进一步明确滇山茶多倍体复合体与近缘种的关系，利用扩增片段长度多态性分析和序列分析等分子系统学手段对滇山茶多倍体复合体及相关的近缘种进行了研究。
■In some species there are diploid and polyploid varieties that look almost identical, though sometimes they may be referred to as separate species.
在一些同时具备二倍体和多倍体的物种中，虽然它们被认为是不同的独立物种，但它们的外形几乎是完全相同的。
■Niche separation,low dispersal, and selfing increase the probability of successful matings during early stages of polyploid species establishment;
在多倍体物种形成的早期，生态位隔离，低分散以及自交，增加杂交成功的几率；
■complex polyploid
复合多元体
■Polyploid variety
多倍体
■The major cytological mechanisms of polyploid formation are union of unreduced gametes, somatic doubling and polyspermy.And union of unreduced gametes is the most important mechanism.
多倍体主要是通过未减数配子融合，体细胞染色体加倍以及多精受精三种方式起源的。
■Intra gametophytic selfing is characteristic of polyploid species, where as most diploid species reproduce by inter gametophytic mating.
多倍体之蕨类多行同配子体自交，反之，二倍体蕨类之配育则以异配子体交配为主。
■polyploid duplication
多倍体倍增, 多倍体复制
■polyploid complex
多倍体复合体
■Polyploid complex is at the initial stage of polyploid evolution.The comparison of diploid and polyploid cytotypes of polyploid complex attributes to the knowledge of polyploid.
多倍体复合体是多倍体产生的原初阶段，许多关于多倍体的认识是建立在对多倍体复合体不同细胞型的比较研究基础上的。
■polyploid wheat
多倍体小麦
■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。
■polyploid chromosome number
多倍体染色体数
■polyploid plant
多倍体植物
■Polyploid rice
多倍体水稻
■Polyploid plasmablast
多倍体浆母细胞
■Polyploid virus
多倍体病毒
■polyploid species
多倍体种
■polyploid series
多倍体系
■polyploid cell
多倍体细胞
■polyploid nucleus
多倍体细胞核
■a polyploid cell; a polyploid species.
多倍体细胞；多倍体物种。
■polyploid syndrome
多倍体综合征
■polyploid border
多倍体缘
■polyploid breeding
多倍体育种