相关概念视频
02:31Habitat Fragmentation
18.2K
Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
18.2K
01:25Rab Cascades
2.8K
Rab GTPases act in a regulated cascade during membrane fusion, helping the lipid bilayers mix. The Rab family of proteins are active when bound to GTP, and inactive when bound to GDP. Hence, they act as guanine nucleotide-dependent molecular switches. Rab-GTP recognizes and binds to long or short-range tethering proteins to capture the target vesicle. These tethers coordinate with SNAREs on the vesicle and the target membrane to assemble the trans SNARE complex that locks the mixing bilayers.
2.8K
01:17Design Example: Alignment of a Road Line Using GIS
128
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
128
02:29Hybrid Zones
20.6K
Hybrid zones are narrow regions where two closely related species interact, mate, and produce hybrids. Relative to either parent species, hybrids may possess distinct phenotypic or genetic differences that impact their survival and reproductive success. The genetic variances introduced by hybridization influence species diversity and speciation processes within the hybrid zone.
20.6K
01:30Ferrocement
399
Ferro-cement is a distinctive construction material that represents an innovative variant of reinforced concrete, characterized by its unique composition and the method by which it is formed. Unlike standard reinforced concrete, which relies on larger steel bars for reinforcement, ferro-cement utilizes densely packed layers of mesh or fine rods, fully encased in cement mortar. This composition allows for the creation of structures that are significantly thinner and more flexible than their...
399
02:23The Soil Ecosystem
22.9K
Plants obtain inorganic minerals and water from the soil, which acts as a natural medium for land plants. The composition and quality of soil depend not only on the chemical constituents but also on the presence of living organisms. In general, soils contain three major components:
22.9K
您也可能阅读
相关文章
通过共同作者、期刊和引用图与本文相关的文章。
排序
Same author
A special feature highlighting impactful science from countries and regions underrepresented in Proceedings of the Royal Society, Series B.
Proceedings. Biological sciences·2026
Same author
Locally unusual fruit compositions drive rare-biased seed dispersal.
Current biology : CB·2026
Same author
Human contributions to global soundscapes are less predictable than the acoustic rhythms of wildlife.
Nature ecology & evolution·2025
通过查科塞拉诺森林重新考虑道路
Guadalupe Peralta1, Francisco M F Bertea2, Luciano Cagnolo1
1Laboratorio de Interacciones Insecto-Planta, Instituto Multidisciplinario de Biología Vegetal, Consejo Nacional de Investigaciones Científicas y Técnicas and Universidad Nacional de Córdoba (CONICET-UNC), Córdoba, Argentina.
Science (New York, N.Y.)
|December 2, 2021
概括
No abstract available in PubMed .
