搜索结果: 1-14 共查到“生物学 Work”相关记录14条 . 查询时间(0.035 秒)
Inspired by nature, artificial microtubules can work against a current to transport tiny cargoes（图）
人造微管 逆流工作 血管阻塞 化疗药物
2023/7/7
Like a microscopic bucket brigrade, an artificial microtubule can rapidly transport tiny particles along magnetic stepping stones, delivering them to a precise location even when operating against a s...
Nitrogen, an element that is essential for all living cells, makes up about 78 percent of Earth’s atmosphere. However, most organisms cannot make use of this nitrogen until it is converted into ammoni...
Largest, oldest Maya monument suggests importance of communal work（图）
Largest oldest Maya monument suggests importance communal work
2020/6/19
From the ground, it's impossible to tell that the plateau underfoot is something extraordinary. But laser imaging and radiocarbon dating revealed a huge structure, which turned out to be the largest a...
Microbes are at work in our bodies, and researchers have figured out what they're up to（图）
Microbes our bodies researchers have figured
2019/12/27
An algorithm akin to the annoyingly helpful one that attempts to auto-complete text messages and emails is now being harnessed for a better cause. NSF-funded researchers at Drexel University are using...
Harmonization of blood-based indicators of iron status: making the hard work matter
assay bias clinical bioindicator harmonization imprecision iron status reference material reference method standardization
2018/11/21
Blood-based indicators that are used in the assessment of iron status are assumed to be accurate. In practice, inaccuracies in these measurements exist and stem from bias and variability. For example,...
Michael John Rennie, MSc, PhD, FRSE, FHEA, 1946–2017: an appreciation of his work on protein metabolism in human muscle
Michael John Rennie protein metabolism muscle
2018/11/14
Michael Rennie died suddenly in his sleep on 9 January 2017, although he had not been well for some time. He was 70 y old. Mike is best known for his work on skeletal muscle: the regulation of its mas...
Changing Views of Evolutionary Factors at Work on Earliest Mammals
Changing Views Evolutionary Factors Earliest Mammals
2016/11/29
Using 3D-printed replicas of 200-million-year-old mammal teeth and polymers that mimic insect prey, scientists at the University of Massachusetts Amherst this week provide the first laboratory-tested ...
华东师范大学与以色列海法大学举行生态学联合work-shop（图）
华东师范大学 以色列海法大学 生态学
2016/4/15
2016年3月23日至25日，华东师范大学与以色列海法大学生态学联合学术交流会在我校生态与环境学院召开。海法大学自然科学学院Moshe Inbar等十余位学者与我校生态与环境学院二十余位学者展开学术交流。会议开幕式由生态与环境学院周旭辉教授主持。
Delegating the dirty work is a key to evolution
Delegating the dirty work a key to evolution
2014/6/19
We have hundreds of types of cells in our bodies – everything from red blood cells to hair follicles to neurons. But why can’t most of them create offspring for us?
Prior Upper Body Exercise Reduces Cycling Work Capacity but Not Critical Power
POWER–DURATION RELATIONSHIP METABOLITES ARM CRANKING CYCLING
2017/5/19
This study examined whether metabolite accumulation, induced by prior upper body exercise, affected the power–duration relationship for leg cycle ergometry.
Substance in photosynthesis was at work in ancient, methane-producing microbes（图）
ancient Substance in photosynthesis methane-producing microbes
2014/3/21
An international team of researchers, led by scientists at Virginia Tech and the University of California, Berkeley, has discovered that a process that turns on photosynthesis in plants likely develop...
"If there is nothing beyond the organic ...": Heredity and Culture at the Boundaries of Anthropology in the Work of Alfred L. Kroeber
culture concept nature/nurture heredity superorganic boundary work disciplines
2011/9/5
When, in turn-of-the-20th-century America, Alfred L. Kroeber continued the work of Franz Boas, in establishing anthropology as an academic discipline in the US, he defined culture as a phenomenon sui ...
Fifty years of character compatibility concepts at work
biogeography character compatibility character evaluation convex groups phylogenetic trees reciprocal illumination speciation supertrees
2009/7/27
In the mid 19th century, systematic biologists realized that observable similarities and differences among a group of related species could be the basis for hypotheses about the evolutionary relations...
Researchers find new actions of neurochemicals--Work with tiny worm could point to new treatments for human brain disorders
neurochemicals tiny worm human brain disorders
2009/7/6
Although the tiny roundworm Caenorhabditis elegans has only 302 neurons in its entire nervous system, studies of this simple animal have significantly advanced our understanding of human brain functio...