单词sexual reproduction
na.: 【生】有性生殖
网络: 有性繁殖；两性生殖；交配繁殖
有性繁殖
【生物学】有性生殖
One theory is that switching from sexual reproduction to virgin birth might have helped these ancient creatures survive so long.
一种理论言称，从有性生殖到无性生殖的转变或许才帮助了这些远古的生物存活了这么长时间。
Vegetative parts All parts of a plant except for those involved in sexual reproduction.
植物体除了有性繁殖所涉及的结构外的其他部分。
Sexual reproduction The formation of new individuals by fusion of two nuclei or sex cells ( GAMETES ) to form a diploid ZYGOTE.
新的个体是由两个细胞核或性细胞（配体）融合形成二倍体受精卵发育而成。
stage of adolescence in which an individual becomes physiologically capable of sexual reproduction.
青少年阶段，在生理上个人有能力进行有性繁殖
Pollen is a highly reduced organism that plays a great role in plant sexual reproduction as the male gametophyte .
花粉是高度退化的生物体（雄配子体），在植物有性生殖过程中具有重要作用。
The lack of a safe germinant environment is the primary cause for the failure of P. euphratica sexual reproduction.
缺水所导致的种子安全萌发生境的缺失是额济纳胡杨的有性繁殖失败的首要原因。
The genomic data have implications for the understanding of the evolution and the mechanism of sexual reproduction in this genus.
基因组数据的影响的认识的演变和机理的有性生殖在这属。
The capacity for sexual reproduction begins earlier in females than in males, often two years earlier.
女性具备生殖能力的时间比男性来的要早，通常早两年。
Mowing turfgrass quite literally cuts off the option of sexual reproduction.
对草地的修剪实实在在地去掉了草有性繁殖的可能性。
You always want the variation that"s present in a natural population going on through sexual reproduction.
我们所希望得到的自然群体的遗传变种一般是通过有性繁殖而产生的。