翻译和例句:
(精子) cell are essential to create offspring (后代). They each provide one-half of the genetic (基因...生殖), which means “virgin (处女) creation” in Greek. For most animals, an egg cell and a sperm (精子) cell ……
cell taken from the ear of an adult Afghan, rather than theegg(卵子) andsperm(精子) of a mother ……
transformation: Drosophila fruit flies can produce some of the longest sperm (精子) in the animal world... produce some of the longest sperm (精子) in the animal world. In this image, the germ cells (生殖细胞) start off ……
的 fetile 有繁殖力的flea 跳蚤 intrinsic 内在的nutrition 营养学spermicide 杀精子剂 startling 令人吃惊的 tangle 缠结 ……
. 试管婴儿指的是让精子(sperm)和卵子(egg)在试管中受精(fertilize)而成为受精卵,然后再把它送回女方子宫(womb)里发育成熟。In-vitro fertilization是“体外 ……
. With IVF, an egg is removed from a woman, mixed with sperm (精子) in a laboratory, allowed to divide ……
is controversial because genetic changes in humans also influence our sperm (精子) and egg cells (卵细 ……
-putting: 令人烦恼的sperm: 精子How sperm donation works worldwide Europe: Sweden, Switzerland ……
consider storing some of Keith's semen in asperm(精子) bank. We did this. As the months went by, we ……
青少年健康第八讲 克隆与辅助生殖技术(克隆羊等为例) 学生刚刚学完细胞分化、 美国克隆猴子刚刚成功,引发学生对克隆人的新思考关于辅助生殖技术中的精子商品化和代孕母亲的问题第九讲 癌症及其研究是最新进展 刚刚 ……
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