世代交替 meaning in Chinese
allelogenesis
alloiobiogenesis
alloiogenesis
alternate generation
alternation of generations
digenesis
generation alternation
generation change
generational change
heterogenesis
heterogony
metagenesis
Examples
- They show a heteromorphic alternation of generations , the gametophyte eging the dominant generation
苔藓植物具有明显的世代交替现象，配子体在世代交替中占优势。 - Alternation of generations the occurrence of two , or occasionally more , generations during the life cycle of an organism
世代交替：有机体生活史中出现二个或者两个以上世代的现象。 - Hofmeister , wilhelm friedrich benedict ( 1824 - 77 ) german botanist who first demonstrated the alternation of generations in lower plants
霍夫美施塔：是德国植物学家，第一个发现低等植物中具有世代交替的现象。 - In organisms showing alternation of generations , the gametes may be produced by mitosis in the haploid generation , or by meiosis in the diploid generation and give rise directly to gametes or gamete - producing cells
在表现出明显世代交替的生物体中，配子可能是由单倍体世代发生有丝分裂产生，亦可由二倍体世代减数分裂直接产生配子体或配子母细胞。 - At the same time , we studied the distribution patterns of the young , middle - aged and old individuals respectively in the three populations as well as in other several concomitant species in the communities in which e . chloranthoides lives
三个种群的世代长度约为6一7a ，世代交替的时间较短。 4 、移动平均法对三个种群未来数量的增长趋势预测的结果表明，在未来2a 、 5a内，绪乞