Active Transport Definition Active transport is a kind of cellular transport where substances move against a concentration gradient. This means that the direction is from an area of lower concentration to an area of higher concentration. Hence, this process will require the expenditure of energy, and...
Active Transport is the movement of molecules from a region of lower concentration to a region of higher concentration with the use of energy.
Even at the local level, Coalition officials were embarrassed by a 1999 New York Times report that highlighted the fact that the number of active state chapters had fallen from 48 to seven. Robertson resigns! The drug is similar to nucleoside analogs such as ddI but requires less intracellular...
Together, beaches and dunes act as a protective buffer against storms and sea-level rise, and, being interdependent through sediment transport and storage, removal of sand from one compartment affects the others. This zone is resilient as long as it remains free to fluctuate within its natural ...
While this interpretation of physical interactions may also be valid, we restrict our definition of information based interactions to situations, where the physical interactions are irrelevant. In the well-known thought experiment of Maxwell, for example, a small daemon uses the information on the ...
energy barriers associated with specific ligand transport paths. However, to ensure converged results (i.e., without any detectable trend in the observed variable upon further extension of simulation time), structures obtained by SMD can be used in a second biased simulation using a technique such...
Timepoints, that did not fall under this definition of active, were labeled as inactive. The ratio of active and inactive periods varied substantially across total recording period (between 6.6% and 88.0% active per hour, mean 40.2% ± 4.7% active per hour). Rear events were defined ...
1) In three dimensions, the definition of a common axis of rotation breaks isotropy and no odd transport coefficients are possible in an isotropic three-dimensional (3D) fluid [56]. The framework of chiral active systems can thus only be extended to three dimensions in anisotropic situations ...
However, the resolution may be limited by the large grain size in autoradiography and the build-up of a large antibody complex in immuno-EM, respectively. Another method used to follow the fate of isotopically labeled lipids consists of allowing transport processes to take place during a certain...
This study finds that active acupoint treatment also reduces the level of cellobiose, which is fermented in the large intestine of humans46. Cellobiose is a prebiotic ingredient in fermented products involving bifidobacterial47. Gut microbiota, as a major part of the commensal microbiome in humans,...