More than five million different kinds of organisms(生物体) live on the Earth. For thousands of years, humans have searched for ways to organize this diversity(多样性). In the eighteenth century, a Swedish professor, physician, and naturalist named Carolus Linnaeus developed the system of naming...
We speculate that DpChk1 may be involved in conversion between different stages of reproduction and in sexual differentiation in D. pulex . Keywords Daphnia pulex Chk1 Gene expression Reproductive conversion Whole-mount in situ hybridizationdoi:10.1007/s13258-015-0310-5Xiaoge Guo...
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aKnoll,N.,Schwarzer,R.,Pfuller,B.,&Kienle,R.(2009). Transmission of depressive symptoms:A study with couples undergoing assisted reproduction treatment.European Psychologist, Knoll, N.,黑色一, R., Pfuller, B., &Kienle, R. (2009)。 传输压抑症状: 一项研究与接受协助的再生产治疗的夫妇。 欧...
Plant reproduction is the process by which plants generate new individuals, or offspring. Reproduction is either sexual or asexual. Sexual reproduction is the formation of offspring by the fusion ofgametes. Asexual reproduction is the formation of offspring without the fusion of gametes. Sexual reprodu...
Different Kinds of Family 来自 innogen.org.uk 喜欢 0 阅读量: 49 作者: G Haddow 摘要: Since the first IVF baby in the UK was born in 1978, dramatic changes have occurred in assisted reproduction and the medical technologies that can be offered to infertile individuals or partners. Changing...
cuts and other damage to the outer part of the skin will be replaced in time by a new one, which bears a reproduction of the original pattern. Burns, cuts and other damage to the outer part of the skin will be replaced in time by a new one, which bears a reproduction of the origin...
Objective To study the effect of different dosage iodine the function of reproduction in Balb/c mouse.Methods 70Balb/c mice at the age of one month,one third of male and two third of female,were divided into five groups randomly,low iodine group(LI group),normal iodine group(NI group),5...
aHalftone image reproduction 半音图象再生产[translate] alove without measure 爱没有措施[translate] amaximum loss-free 最大值无损失[translate] aproceed with caution in the direction of the arrow, yielding the right of way to 朝箭头的方向小心地进行,产生优先权[translate] ...
Geo-social media data involve various kinds of inhomogeneities. These can concern, amongst others, the users, but also spatial distributions or the fact th