Respiration is not the same as breathing, and is a chemical process which occurs in all of your cells. Gas exchange is a process that involves the swapping of gases that occurs at exchange ...

Here's what happens in the fuel cell: When hydrogen gas pumped from the fuel tanks ... pass through the membrane (hence the name "proton-exchange"). The electrons are forced to go around the ...

Gas exchange between the plant and the atmosphere takes place through the stomata, which consist in two bean-shaped guard cells surrounding a pore. (a) Malate and Cl − efflux from the guard ...

This is the basis for the opening and closing of a stoma, known as stomatal movement, which controls gas exchange necessary for photosynthesis and limits water loss. How do guard cells change ...

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Many people do have access to natural gas or propane tanks at their houses, however, so it is likely that these fuels will be used to power future home fuel cells. Methanol, a liquid fuel ...

【第2集】BBC.The.Cell- 细胞 - 科普类型纪录片(1)（中） 译 ...

For the new cell, the group did not use an antisolvent to create a uniform perovskite film and used instead gas quenching, which consists of cooling the parts of a material down from critical ...

There are two basic approaches to using hydrogen in vehicles: the proton exchange membrane (PEM, also called polymer electrolyte membrane) fuel cell and ... or greenhouse gas emissions ...

The original version of this story appeared in Quanta Magazine. For a molecule of RNA, the world is a dangerous place. Unlike DNA, which can persist for millions of years in its remarkably stable ...

Cell-cultured meat company SCiFi Foods published a LinkedIn article in response. “Immortalized cells,” they explain, is not a scientific term but a shorthand to refer to “cells that can keep ...