polyploid英音: ['pɔliplɔid] 美音: ['pɔliplɔid] 副词 倍数体,有多倍数染色体英英释义 (genetics) an organism or cell having more than twice the haploid number of chromosomes of a cell or organism having more than twice the haploid number of chromosomes ...
单词polyploid里的词根poly来源于希腊语,表示“多”,所以,在英语里包含poly的单词,多与此相关: polygamyn. 一夫多妻 polyandryn. 一妻多夫 polyglotn. 通晓多种语言者 polyfunctionaladj. 多功能的 polymern. [高分子] 聚合物 polygonn. 多边形 同近义词 diversity:The diversity of...
Adj.1.polyploid- of a cell or organism having more than twice the haploid number of chromosomes; "a polyploid cell"; "a polyploid species" genetic science,genetics- the branch of biology that studies heredity and variation in organisms
PlantServation also enabled the scientists to experimentally replicate what happens after the natural speciation of a hybrid polyploid species. FromScience Daily But polyploid organisms have all of the DNA from both parents, meaning they have twice as much DNA. ...
In presenting chromosome numbers or karyotype constitutions, the letter x refers to the basic chromosome number in a polyploid‘series’, while 2n, the diploid chromosome number, refers to the number of chromosomes in a cell of the sporophyte (the individual normally producing the germ cells). Hi...
百度试题 题目Polyploid (多倍体) 相关知识点: 试题来源: 解析 有两套以上单倍体基因组。反馈 收藏
百度试题 题目polyploid的定义是什么?相关知识点: 试题来源: 解析 多倍体#二倍体染色体数目#成倍增加 反馈 收藏
Most diploid organisms have polyploid ancestors. The evolutionary process of polyploidization is poorly understood but has frequently been conjectured to involve some form of ‘genome shock’, such as genome reorganization and subgenome expression dominance. Here we study polyploidization inArabidopsis suecic...
The meaning of ENDOPOLYPLOIDY is a polyploid state in which the chromosomes have divided repeatedly without subsequent division of the nucleus or cell.