The haploid nucleus of a ''.

原核授精的核聚變之前的''十大免费黄色网站入口。

Females, in other words, would rather choose which males inseminate them.

換句話說www.MMM日本，雌性更愿意選擇那些讓它們授精的雄性男女猛烈无摭挡免费视频。

In other words , would rather choose which males inseminate them .

換句話說你懂得福利网站，雌性更愿意選擇那些讓它們授精的雄性аⅴ天堂中文在线。

The observations came from patient with healthy reproductive function enrolled in artificial insemination clinic where in semination attempts were well-timed for each menstrual cycle The data had been aligned by the day of ovulation (Day0).determined by serum luteinizing hormone

來自患者健康觀察招收人工生殖功能授精診所輸精嘗試很及時每次月經(jīng)周期的數(shù)據(jù)已對準(zhǔn)了一天排卵(day0)激情图库。由血清黃體素

In the experiment besides entire spermatophore transplantation and spermaduct transplantation, partial spermatophore transplantation and semen transplantation were firstly used in artificial insemination of Fenneropenaeus chinensis. Artificial insemination rate, fertilization rate and hatching rate were compared among the four methods. The results indicated that artificial insemination rate of four methods was high, the highest was 80.8% and the lowest was 53.3%.

在常規(guī)的精莢移植和輸精管移植兩種中國對蝦人工授精方法的基礎(chǔ)上，首次建立了精莢切塊移植和精液移植兩種新的人工授精方法JIZZ日本ZZ2护士，并對比了4種方法的授精成功率免费观看的黄色视频网址、受精率和幼體的孵化率。4種方法都取得了較好的授精成功率一级A片偷窥精品，其中完整精莢移植法最高欧美一级在线播放免费，為80.8%；輸精管移植法最低女生被操免费网站，為53.3%黄片的视频；其他兩種方法依次為：精液移植法為73.9%，精莢切塊移植法為66%国产孕妇对白在线观看网站大全下载。

To induce diploid gynogenesis in summer flounder, eggs were fertilized with heterogenous cryopreservative sperm of Lateolabrax japonicas , which was irradiated with UV ray to be genetically inactivated, and cold shock was used to prevent extrusion of the second polar body.

中文摘要：用冷凍保存的花鱸精子作為異源精子欧日美韩二区，采用紫外線對精子進行照射使其遺傳物質(zhì)失活影音先锋av资源网站，然后與卵子進行"授精"，可以刺激犬齒牙鲆魚卵進行雌核發(fā)育免费A片视频在线观看，在受精后一定時間采用冷休克處理"授精"卵免费大型黄色网址，抑制第二極體排出成功獲得了犬齒牙鲆雌核發(fā)育二倍體魚苗。

It indicated that the yield of tetraploidy not more than 25% induced by inhibiting the first mitosis with CB, colchicine and 6-DMAP, respectively, while it can be induced with higher percentage by blocking PB1releasing with CB. The tetraploidy percentage of groups shock began at 15—22min after fertilization are higher than that shock began at 42min, and the yield of tetraploidy also increased with the CB density and time lasting.

結(jié)果表明欧美在线成人亚洲，CB欧美视频性一区、6-DMAP和秋水仙素抑制扇貝第一次卵裂誘發(fā)四倍體的比例低于25%；采用CB抑制PB1可有效地誘導(dǎo)產(chǎn)生四倍體欧美激情四射xXXX888，從授精后42min提前到15—22min開始處理91视频久久久，抑制PB1的放出有助于提高四倍體的比例，在12℃日日碰人人操，處理開始和終止時間分別在授精后20—22min和62—67min時(即PB2始出現(xiàn)時)亚洲国产91精品，面盤幼蟲四倍體率最高，為56.5%国产一级黄片视频久久baoyu。

The results showed that although 2n pollens had a certain germinatingability,the germinating process of natural and artificia 2n pollens was tardier than that of1n pollens,and 2n pollens had weaker competition in mixed pollination than 1nbreeding practice.

應(yīng)用這種方法對2n花粉生命力和發(fā)育情況進行測定觀察發(fā)現(xiàn)国产精品PORNY九色，盡管2n花粉保持有一定的萌發(fā)力，但與1n花粉相比对白一区仑乱，天然和人工2n花粉的發(fā)育進程均較遲緩婷婷色在线观看网站，在參與授精的競爭中處于劣勢，這也正是育種中三倍體得率低的根本原因美女自慰喷水网站。

We biopsied 1-2 single blastomere from 6-8 cell cleavage stage intracytoplasmic sperm injection embryo, and using nested PCR amplified the high frequently mutation region G380R of FGFR3 gene of the single blastomere. The products of PCR were digested by restriction enzyme Bfm Ⅰ, then the digested products were detected by 10% PAGE to see whether the embryo inherted the mutation of the patient and to screen out normal embryo transfer.

活檢經(jīng)胞質(zhì)內(nèi)單精子注射(intracytoplasmic sperm injection可以免费看黄的网页，ICSI)授精的胚胎發(fā)育至6～8細胞期的1～2個單卵裂球，采用巢式PCR擴增單卵裂球的FGFR3基因的高發(fā)突變位點G380R區(qū)域久久国产精品99久久久久久，用限制性內(nèi)切酶BfmⅠ消化巢式PCR的內(nèi)擴增產(chǎn)物91,偷拍视频，再經(jīng)10%聚丙烯酰胺凝膠電泳檢測有無遺傳患者的該種突變，從而篩選出正常胚胎移植一级毛片女人与拘交久久剧场。

To induce diploid gynogenesis in summer flounder, eggs were fertilized with heterogenous cryopreservative sperm of Lateolabrax japonicas , which was irradiated with UV ray to be genetically inactivated, and cold shock was used to prevent extrusion of the second polar body.

中文摘要：用冷凍保存的花鱸精子作為異源精子性黄片一级黄片性视频，采用紫外線對精子進行照射使其遺傳物質(zhì)失活，然后與卵子進行&授精&欧美性爱,激情性交网，可以刺激犬齒牙鲆魚卵進行雌核發(fā)育www.αeαe.28.com欧美黄色片，在受精后一定時間采用冷休克處理&授精&卵，抑制第二極體排出成功獲得了犬齒牙鲆雌核發(fā)育二倍體魚苗怡春院av。