交配

乌鸫交配时会保护自己的地盘，不允许外来者侵入。

Mating blackbirds will defend their territory against intruders .

众所周知，单全异株，或者更通俗一些说，雌雄杂生为最适交配打下基础。

Cases are known where trioecy or , more generally , heteroecy , provides for an optimal mating system .

很多动物只在一年的某个时候交配繁殖。

Many animals breed only at certain times of the year .

骡子是公驴和母马交配而生的杂种动物。

A mule is a hybrid of a male donkey and a female horse .

狐狸会和狗交配吗？

Do foxes ever mate with dogs ?

许多昆虫通过气味找到交配对象。

Many kinds of insect find their mates by scent .

雌性动物何时准备交配一目了然。

It is easy to tell when a female is ready to mate .

这样可以使这对公鸡和母鸡正常交配，让母鸡不再呆在鸡窝里。

This allows the pair to mate properly and stops the hen staying in the nest-box

雌性与雄性配对时，雌性不允许其他雄性与之交配。

During the time she is paired to a male , the female allows no other males to copulate with her

同系交配的主要目的就是实现标准化，保持理想的遗传特性，并消除不良的特性。

The main aim of inbreeding is to standardise , to fix desirable inherited characteristics and to dispel undesirable ones .

能不能让老虎和狮子交配？

Is it possible to cross a tiger with a lion ?

交配和打斗过后，雄性螃蟹再蘸一蘸潮湿的海水，回到内陆。

As mating , and fighting abates , males dip again and begin returning inland .

关于这个完爆所有其他咒骂语的词最早可以追溯到挪威语fukka和瑞典语focka，都是“交配”的意思。

The " F " Bomb The oldest theories trace the expletive-to-end-all-expletives back to Norwegian fukka and Swedish focka , both meaning " to copulate . "

格兰特夫妇在这里生活了几十年，每17年，周期蝉10号群就会为了交配而同一时间如约而至。

The Grants have lived here for decades , and like clockwork , the Brood X cicadas have arrived at the same time every seventeen years to mate .

“这是一只完全成熟的雌蝉，现已准备好交配和产卵。尽管之前在地下蛰伏了17年，它只能活四到六周。”

So here we have a fully grown female that 's now ready to mate and lay her eggs . She 'll only live four to six weeks , though , after being underground for 17 years .

不同子实体交配型之间交配结果表明，在大兴安岭和长白山地区蜜环菌目前至少存在5个生物种，分别称为生物种A、B、C、D和E。

Pairings between different mating types of those stocks revealed that there were at least 5 biological species of Armillaria in China .

担子菌中已有20多个交配型基因被克隆，A、B位点的交配型基因具有明显不同的结构特征。

There are more than 20 mating type genes have been cloned from Basidiomycete . Different features were discovered in A and B loci .

利用脉冲电泳技术研究了串珠镰孢D交配群和E交配群间及同一交配群内不同寄主和地区来源菌株电泳核型的相似性或多样性。

Electrophoretic karyotypes of mating population D and E of Fusarium moniliforme were obtained by using pulsed field gel electrophoresis ( PFGE ) .

交配行为方面，家鹑与F1代差异不显著（P>0.05），野生鹌鹑与前两者均存在显著差异（P<0.05）。

There was no significant difference in tweet and mating between wild Japanese quails and domestic quails ( P > 0.05 ) .

核盘菌交配型基因MAT的系统进化分析与敲除载体构建

Phylogenetic Analysis of the Mating Type MAT Gene on Sclerotinia Sclerotiorum and Construction of the Targeting Vector

该结果表明交配型座位内的DNA序列变化较大，但其编码的蛋白质结构类似。

Above results suggested that DNA sequences within mating type locus are probably various among different fungi , but the protein sequences encoded by them share similar structure and function .

A2交配型和自育型菌株总体发生频率较低，分别为3.4%和4.4%。

Frequency of A2 mating type and self-fertility isolates were 3.4 % and 4.4 % respectively .

在交配选择中利用边界点，可以有效的扩展最终得到的Pareto前沿面。

Moreover , the boundary points in mating selection could be used to effectively expand the finally obtained Pareto front .

根据这些动物的来源地和对比已被纪录的基因多样性程度，学者们得出少数雌性郊狼和雄性狼在GreatLakes北部有交配过的结论。

Given where these animals came from and the degree of documented genetic diversity , the researchers can tell that a few coyote females mated with male wolves north of the Great Lakes .

最后以GIS在线监控为例，展示仿生大脑、数据管理器官和软件交配的应用，将仿生软件工程方法运用到实践开发之中。

Finally , we take the GIS Online Monitor as an example , demonstrate the application of bionic brain and software amphimixis , bring the bionic software engineering to the development of real software .

方法：选用8周龄的ICR小鼠，用不同剂量超声分组辐照后常规交配。

Methods : ICR mice ( 8W ) were mated routinely after ultrasound exposure of different doses .

叶片形态偏离正常的孟德尔式遗传，正反交F2与回交B2世代之间性状分离结果呈现出显著差异，而且这种分离差异在高世代衍生家系间以及不同交配系统中和不同年度间表现一致。

It was shown that the inheritance of leaf shape deviated from the Mendelian manner . The segregation ratios differed significantly between the reciprocal crosses in the F_2 generation as well as in the BC_2 generation .

马铃薯晚疫病菌A2交配型与DNA多态性相关关系研究（英文）电泳结果显示不同血清组菌株间DNA多态性丰富，而同一血清组中菌株的DNA扩增图谱差异微小。

Analysis of correlation between A2 mating type and DNA polymorphisms of Phytophthora infestans using RAPD The strains in the same serogroup had less DNA polymorphisms , those of different serogroups strains were more .

据研究显示，实验室的老鼠能从另一只老鼠的尿中闻出过于相似的MHC，从而避免和那些个体交配。

Studies show that laboratory mice can smell too-similar MHC in the urine of other mice and will avoid mating with those individuals .

在交配型等位基因的测定中，9个菌种测出12个A因子和12个B因子，交配型等位基因的重复频率为14.1%。

12 factors A and 12 factors B were determined during the mating of 14 model mating types of PM . from 9 strains . The repetition frequency of alleles in mating types of these strains was about 14.1 % .