A gated channel is an example of facilitated diffusion. A gated channel protein is a transport protein that opens a "gate" allowing a molecule to pass through the membrane (usually molecules too big to enter the cell by passing through the membrane itself).<span> </span>Gated channels <span>have a binding site that is specific for a given molecule or ion. (meaning only certain molecules or ions can enter the channel).</span>
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The source is mainly called headwater and its examples are waterfalls, groundwater, rainfall, and snowmelt in mountains. Basically, it is affected by the gravity
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oxygen and glucose
your welcome i hope this helps
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Great question! Let me first talk about how sedimentary rocks are formed. Sedimentary rocks are formed when when existing rocks are broken down in sediment. Now, let me explain what they are. Sedimentary rocks are rocks that have been weathered into rock fragments or pieces.
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In the center, we have the inner core, then the outer core, and then the slow moving mantle. On the outside, we have the crust a.k.a. where we live. =]