除了低克隆率-只有1.7%的胚胎能存活到最后阶段-创造转基因狗还有一个挑战即如何控制外部基因在核d NA中的植入位置。
Besides the low efficiency of cloning - just 1.7 per cent of embryos came to term - another challenge to creating transgenic dogs is controlling where in the nuclear DNA a foreign gene lands.
布朗支持想要创造混合胚胎的科学家。这混合胚胎,由人的细胞核植入动物卵细胞,经过几天的发育而成。
Brown supports scientists who want to create hybrid embryos in which the nuclei of human cells are inserted into animal eggs and allowed to grow for a few days.
核武器的多米诺效应神话为其他中东国家通过希望邻国成为核国家为自己开发核武器创造了借口。
The myth of a nuclear domino effect creates an excuse for other Middle Eastern countries -- expecting that their neighbors will be nuclear powers -- to acquire nuclear weapons themselves.
这也将为其他核国家参与核裁军进程创造条件。
This will create conditions for other nuclear weapon states to join in the nuclear disarmament process.
通过使用光量子(组成光的微粒)、离子和几种确定的原子核,量子位已经在实验室中被创造出来。
Qubits have already been created in the laboratory using photons (the particles of which light is composed), ions and certain sorts of atomic nuclei.
创造嵌入式生物体,很长时间以来是通过繁殖技术,最近一段时间,通过将自然基因组植入去除细胞核的靶细胞中来完成。
Chimeric organisms have long been created through breeding and, more recently, through the transfer of native genomes into denucleated target cells.
这个实验室在这些领域中的工作创造了一个术语:microvisor,表示一个具有虚拟化功能的微核。
The Lab's work in each of these domains coined the term microvisor, which represents a microkernel with virtualization capabilities.
这样一来,研究人员在现场可编程门阵列芯片上创造出来1000个迷你电路,成功地将电脑芯片变成1000核处理器,每个核心在各自的指令下执行任务。
By creating more than 1,000 mini-circuits within the FPGA chip, the scientists effectively turned the chip into a 1,000-core processor - each core working on its own instructions.
一年后,他们成功地让两个元素的原子核聚变,创造出了他们的首个113号元素原子核,但过了不到千分之一秒,它就衰变了。
A year later, they successfully fused two atomic nuclei from these elements, creating their first nucleus of element 113, but it decayed in less than a thousandth of a second.
一年后,他们成功地让两个元素的原子核聚变,创造出了他们的首个113号元素原子核,但过了不到千分之一秒,它就衰变了。
A year later, they successfully fused two atomic nuclei from these elements, creating their first nucleus of element 113, but it decayed in less than a thousandth of a second.
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