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- Modern biology generally define a species as group of actually or potentially interbreeding populations that is reproductively isolated from the such groups. 现代生物学大体将物种定义为实际上的一群或潜在的杂交群体,即从这个群体隔离繁殖的后代。
- (biology) relating to the occurrence of more than one kind of individual (independent of sexual differences) in an interbreeding population (生物学)关于混种人口中不只一种个体的存在(有别于性别差异)
- (biology) relating to the occurrence of more than one kind of individual (independent of sexual differences) in an interbreeding population. (生物学)关于混种人口中不只一种个体的存在(有别于性别差异)。
- gene pool All the alleles (pool of eggs and sperms) in a population at a particular time; the collection of genes in an interbreeding population. 基因池在特定时间一个族群内的所有等位基因(卵与精子的集合);在一个杂交族群的基因收藏。
- biology) relating to the occurrence of more than one kind of individual (independent of sexual differences) in an interbreeding population. (生物学)关于混种人口中不只一种个体的存在(有别于性别差异)。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- A desert has no settled population. 沙漠没有固定的居民。
- There was a steady increase in population. 人口在不断增长中。
- What is the population of this country? 这个国家的人口是多少?
- Disease has decimated the population. 疾病使大部分人死亡。
- The population of the island has sunk from100 to20. 这个岛上的人口从容不100人减少到了20人。
- What is the population of Ireland? 爱尔兰人口有多少?
- There was a swell in the city's population. 该市出现过人口膨胀。
- In ten years the city's population expanded by 12%. 十年之中,该城人口增加了百分之十二。
- The population of this country rose by 10 percent. 这个国家的人口增长了百分之十。
- What is the total population of Japan? 日本的总人口为多少?
- The town has a population of ten thousand. 这个镇有一万人口。
- Our population is concentrated in the big cities. 我国人口集中在大城市里。
- The country has a population of 100 million. 这个国家有一亿人口。
- The population in this area has increased fourfold. 该地区的人口已增加到四倍。