F 1 females could be backcrossed to the male homozygous recessive parent.也可用雌性F1与隐性纯合雄性亲本回交.Homozygous races do not segregate on selfing.自体受精不能分离纯合的生理小种.Objective : To study the pathogenesis of a homozygous patient with ...
F 1 females could be backcrossed to the male homozygous recessive parent.也可用雌性F1与隐性纯合雄性亲本回交.Altogether, half the offspring will be homozygous at that particular locus.加在一起, 将有半数的后代在那个特定的位点上是纯合的.Homozygous races do not se...
Grate some mature cheddar cheese.将一些已经酿熟的切达干酪磨碎。This experience use the cheddar, Gouda as cheese material. Melting at 8 5~87 for 6.5~7 minutes.本实验以车达干酪、高达干酪为原料干酪, 添加选取85~87,6.5~7min的融化条件.We have already sent one of ouran...
A broad shouldered man wearing a dinner jacket swaggered confidently up to the bar.穿晚礼服的宽肩膀男子神气十足地走向吧台。She could do nothing to stop him as he shouldered his way into the house...他使劲往屋子里挤，她根本没法儿阻止他。Some of the blame for t...
She twisted her head sideways and looked towards the door.她侧头朝门看去。...an old, twisted tree, its bark shaggy, many of its limbs brittle and bare.一棵虬枝盘绕的古树，树皮粗糙，很多枝杈光秃秃的，一折就断She twisted her hair in ringlets round her finger...
He was too out of condition to clamber over the top.他体质太差，爬不到山顶。Sailor as he was, it was easy enough for him to clamber up the gnarled trunk.他虽说是个水手,攀上这扭曲的树干, 倒还容易.Teenage boys clamber down mine shafts 30 to 50 meters de...
Remarriage would revoke all previous wills.再婚会使原有的一切遗嘱失效.The university may revoke my diploma.大学可能吊销我的毕业证书.We hereby revoke the agreement of January 1 st 1982.我们特此宣告1982年1月1日的协议无效....
我盯着那个人看，视线无法移开。I stared at the man, couldn't tear my eyes away.她马上将目光移开，低头盯着自己的手。She quickly looked away and stared down at her hands.他避免任何眼神接触，一有人靠近就把目光迅速移开。He avoids any eye contact, quickly averting his gaze when...