搜索结果: 1-12 共查到“国际动态 理学 Size”相关记录12条 . 查询时间(0.272 秒)
A new research project aims to unravel the physical limits of cell size in budding yeast, with the ultimate goal of learning more about how cells, the fundamental units of life, modulate size control ...
Body size of the extinct megalodon shark is off the charts（图）
Body siz extinct megalodon shark off the charts
2020/10/16
A new study shows that the body size of the iconic gigantic or megatooth shark, about 15 meters (50 feet) in length, was indeed anomalously large compared to the body sizes of its relatives.Formally c...
Mantis Shrimp Size Each Other Up Before Ceding A Fight（图）
Mantis Shrimp Size Each Other Before Ceding A Fight
2018/2/1
To a mantis shrimp, walking away from a fight doesn’t mean being a wimp. It means recognizing who they’re up against and knowing when to bail rather than drag out a doomed battle, Duke University rese...
Hormones Help Tadpoles Trade Size For Survival In A Warming Climate,Says Uc Study（图）
Hormones Tadpoles Trade Size Warming Climate Uc Study
2017/11/23
Deep within aquatic ecosystems all over the world, certain toad species have managed to survive warmer and drier climate change. But the method behind their metamorphic adaptation to environmental cha...
New study documents aftermath of a supereruption,and expands size of Toba magma system
documents aftermath supereruption Toba magma system
2017/7/20
The rare but spectacular eruptions of supervolcanoes can cause massive destruction and affect climate patterns on a global scale for decades – and a new study has found that these sites also may exper...
Study Discovers Fundamental Unit of Cell Size in Bacteria
Fundamental Unit Cell Size Bacteria
2017/4/27
Biologists have long known that bacteria grow faster and bigger when the quality of nutrients becomes better, a principle in microbial physiology known as the “growth law,” which describes the relatio...
There aren’t any giants or midgets when it comes to the cells in your body, and now Duke University scientists think they know why.A new study appearing June 3 in Nature shows that a cell’s initial si...
Fish Type, Body Size Can Help Predict Nutrient Recycling Rates
Fish Type Body Size Predict Nutrient Recycling Rates
2015/4/29
The nutrients excreted by fish in their “pee” may be critical to the health of coastal ecosystems. But knowing whether generalizations can be made about how to predict these nutrient levels in various...
SwRI-led team telescope effort reveals asteroid’s size for the first time（图）
asteroid’s size team telescope
2014/12/1
Boulder, Colo. — Nov. 10 — When the double asteroid Patroclus-Menoetius passed directly in front of a star on the night of Oct. 20, a team of volunteer astronomers across the U.S. was waiting.
Orion rocks! Pebble-size particles may jump-start planet formation（图）
rock Pebble-size particles jump-start planet formation
2014/9/1
Astronomers using the National Science Foundation’s (NSF) Green Bank Telescope (GBT) have discovered that filaments of star-forming gas near the Orion Nebula may be brimming with pebble-size particles...
Physicists in the UK and Germany have created a powerful yet highly compact X-ray source, which they claim could come to replace some of the world's major research facilities. X-ray beams have become ...
Scientists Discover Sequence of Canine DNA Key to Diversity in Dog Body Size
Canine DNA Dog Body Size
2007/4/9
5 April 2007,Scientists have discovered a sequence of canine DNA key to the great diversity in the body size of dogs, from Chihuahuas to Grant Danes, according to research in the 6 April issue of Scie...