n.pl.species 1.BiologyA group of closely related organisms that are very similar to each other and are usually capable of interbreeding and producing fertile offspring. The species is the fundamental category of taxonomic classification, ranking below a genus or subgenus. Species names are represent...
1. 生物学物种观念 他是生物学物种观念(biological species concept)的创始人之一,他定义同一物种为一群能够交配且生下具生育力后代的个体 … blog.udn.com|基于23个网页 2. 物种概念中的生物物种观念 ...eciation)理论的德裔鸟类学家,并且他也创立物种概念中的生物物种观念(biological species concept)--即强调...
Bruner E. 2013. The species concept as a cognitive tool for bio- logical anthropology. Am J Primatol 75:10-15.Bruner E (2013) The species concept as a cognitive tool for biological anthropology. Am J Primatol 75:10–15Bruner E., 2013. The species concept as a cognitive tool for ...
for the purpose of reproduction the individuals of a species recognize one another as potential mates. ecological unit: the species’ members differ from each other due to many attributes, but all the members cooperatively form a unit. they interact with other species as a unit in any ...
Biodiversity(生物多样性), or biological diversity, is a wide-ranging concept that covers all the different kinds of plant and animal species present on earth. Environmentalists believe that many millions of species exist. As all these living organisms are dependent on each other in some way, bi...
1 What is a Species? • The smallest evolutionarily independent unit Evolutionary independence occurs when mutation, selection, gene flow, and drift operate on populations separately. Species form a boundary to the spread of alleles (gene flow). I. Biological Species Concept • Evolutionary indepe...
Species recognised by the phylogenetic species concept sometimes also would be recognised as species by the biological species concept. 参考答案:对 点击查看答案
TYRV-s, but not TYRV-t, being able to systemically infect Nicotiana species, and TYRV-s being localised in tomato. The observed molecular and biological differences of both viruses call into question the currently used criteria for Tospovirus species demarcation. 展开 ...
以下有关生物种概念(Biological species concept)的叙述,哪个正确( ) A.可适用于有性与无性生殖生物B.强调生殖隔离机制的重要性 C.前哈佛大学教授Ernst Mayr为提出生殖隔离机制的第一人 D.因为在人工环境下容易打破生殖隔离因此不易由实验证实 点击展开完整题目 ...
In particular, in refs 13–21 the authors put a great deal of effort into the identification of chaos, but in the current work we suggest a new route, which is based on the Hamming dis- tance concept32, and on the counting of the density of maxima33 of the abundance of the species,...