2024-05-28 13:48:54动物植物
新的“图谱”为基因在早期胚胎发育中的作用提供了前所未有的见解

Although the Human Genome Project announced the completed sequencing of 20,000 human genes more than 20 years ago, scientists are still working to grasp how fully formed beings emerge from basic genetic instructions.

阅读全文
2024-05-28 13:37:23动物植物
芬兰发现猫新毛型的基因突变

A team of geneticists and animal welfare specialists from the U.K. and one from the U.S. has identified the genetic mutation responsible for a newly discovered cat coat color pattern in Finland. In their study, published in the journal Animal Genetics, th

阅读全文
2024-05-28 13:24:41动物植物
研究表明,乌鸦可以故意计划打多少电话

In a behavioral experiment, crows were able to learn to produce a set number of calls. This involves them planning in advance. From the sound of the first call in a numerical sequence, it is possible to predict how many calls the crows will make. A resear

阅读全文
2024-05-28 13:14:37动物植物
热图显示,吸虫聚集在两栖动物身体的某些部位,往往会造成可怕的身体后果

Trematodes, also known as flukes, are a class of parasitic flatworms with intricate lifecycles. This makes them interesting to scientists, but they are also significant to both human health and wildlife conservation.

阅读全文
2024-05-28 13:02:23动物植物
人工智能解决阻碍动物行为研究的冲突

Artificial intelligence software has been developed to rapidly analyze animal behavior so that behaviors can be more precisely linked to the activity of individual brain circuits and neurons, researchers in Seattle report.

阅读全文
2024-05-28 12:51:12动物植物
新资源精确定位高粱植物细胞的内部工作原理,以设计更好的生物能源原料

Bioenergy sorghum is an important resource for the production of biofuels and bioproducts and a critical component of a sustainable agricultural future. Researchers have been working hard to make this tall, drought-tolerant plant even more productive and

阅读全文
2024-05-28 12:40:35动物植物
材料科学家发现,沙漠蝗虫的下巴会磨得更锋利

Sharks lose teeth all their lives, replacing them in a kind of endless rotating Rolodex, while humans, of course, get only our two sets. Beavers' teeth, notoriously, grow all their lives and have to be worn down to prevent injury.

阅读全文
2024-05-28 12:27:28动物植物
研究人员利用野生近亲的遗传特征,使更好的鹰嘴豆成为可能

A new study has revealed the potential of using wild crop relatives for chickpea improvement, paving the way for more advanced crops and greater global food security.

阅读全文
2024-05-28 12:16:26动物植物
研究人员通过研究九头蛇的简单神经系统揭示了食欲的进化起源

Over the course of evolution, living organisms have gradually developed more complex nervous systems in order to coordinate increasingly complex sensory, motor and cognitive functions and to control the associated behavior.

阅读全文
2024-05-28 12:03:37前沿信息
改进MgH₂;用富含氧空位的H-V#8322;O₅;纳米片作为活性氢泵

With the depletion of fossil fuels and global warming, there is an urgent need to seek green, clean, and efficient energy resources. Against this backdrop, hydrogen is considered a potential candidate for replacing fossil fuels due to its high energy dens

阅读全文
2024-05-28 12:01:59动物植物
科学家开发超高清分析RNA结构的技术

Scientists at the University of Nottingham have developed a technique to analyze the atomic-level structure of RNA molecules with exceptional precision and speed, and are the first in the world to use the method to examine structural changes in RNA when a

阅读全文
2024-05-28 11:50:54前沿信息
柔性、可生物降解和无线磁电纸,用于生物电植入物的简单原位个性化

A research team, jointly led by Professors Jiyun Kim, Chaenyung Cha, and Myoung Hoon Song from the Department of Materials Science and Engineering at UNIST, has unveiled the world's first flexible, biodegradable bioelectronic paper with homogeneously dis

阅读全文
 12650   首页 上一页 732 733 734 735 736 737 738 739 740 741 下一页 尾页