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The membrane around the presynaptic neurone depolarises This depolarisation causes Ca2+ voltage-gated channels to open and Ca2+ influxesCa2+ causes vesicles with specific neurotransmitters to migrate to t...
The gas exchange of O2 and CO2 must occur between the air-filled alveoli of the lungs and our blood circulation running through our vessels. Near our lung alveoli lie capillaries coat the alveoli. The cap...
L'été dernier je suis allée en France à Bordeaux en famille. Nous sommes restés dans un hotel pendant 5 nuits et nous avons vu tous les sites touristiques. Mon père voulait aller à Bordeaux pour voir les ...
The first is generally used to describe things that will happen in the near future. The French near future uses the verb “aller” (to go) in the present tense + the main verb in the infinitive. For instanc...
Red-shift is the increase in wavelength emitted from distant objects moving away from the observer, making them appear more red.The Big Bang Theory states that the universe began from a singularity which ...
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