n. 1.【生物学】系统发育(学)；种族发生史；种系发生(学) (opp. ontogeny)。 2.(事物的)发展史。 adj. -genetic 系统发育的，种系发生的。
(biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms 同义词：evolution, organic evolution, phylogeny,
例句与用法
1.
Amplification of 18s rrna gene of babesia orientalis and study on its phylogenesis 基因的扩增及系统发育研究
2.
The ontogeny and phylogenesis of vessel elements in litchi chinensis . are also discussed 分别对其进行了描述，并从导管分子个体发育与系统发育的角度进行了讨论。
3.
The 16s rdna / rna sequencing analysis of 4 morphological representative strains ( bd86 , yn78 , bd54 , shx9 ) was carried out . complete sequences of them were obtained and phylogenesis analysis was carried out of suborder cystobacterineae , their phylogenetic position was determined 挑选了4株形态较具代表性的菌株进行16srdna序列测定，以初步确定其归属，这4株菌编号分别为bd86 、 yn78 、 bd54 、 shx9 。
4.
Using a pair of degenerate primers based on the conservative region , hmg - box , of human sry gene , tow different fragments of sox gene , essox3 and essox22 were amplified from female and male eriocheir sinensis , the sequence results indicated that essox3 and essox22 shown high homology to human sox genes , and the identities to human sox genes in dna sequence and amino acid sequence are 84 % 、 85 % and 97 % 、 81 % , respectively . it might be concluded that sox gene was highly conservative in phylogenesis 二、研究论文1 、参照人sry基因hmg - box保守区的序列，设计一对兼并引物， pcr扩增了中华绒螯蟹的sox基因,并对扩增产物进行了克隆和测序。结果在雌雄个体中筛选出两个不同的sox基因essox3和essox22 ，其dna序列和编码的氨基酸序列与人相应sox基因的相似性分别为84 % 、 85 %和97 % 、 81 % ，显示该基因在进化上具高度的保守性。
5.
The genetic relationship between isolates of europe and china was closer than china and north america ' s . the inner genetic diversity of chinese phylogenesis lineages is higher , at the same time the territorial genetic differentiation and evolution direction divergence have taken place . the mixed lineage in heilongjiang province indicated that the isolates distribution pattern of a . gallica in heilongjiang province accorded with the characteristic that the distribution was formed by adaptive radiation of common ancestral forms 在以黑龙江省高卢蜜环菌为主的中国大陆发育系内部的遗传分化程度较大而且遗传多样性较高，并出现了区域性的遗传分异和进化方向的分歧，同时还证明了黑龙江省内高卢蜜环菌的分布格局也符合由共同的远古祖先种适应性辐射形成的特点。
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