8/19/2023 0 Comments Download active transportation![]() Of some molecule, or something right over here. And dissolved in that water,Īt this end of the tube, I have a high concentration So what do I mean by that? So, you could have aĬoncentration gradient. ![]() So, Passive Transport is when something goes with the gradient. And, that's the idea in Biology of Active versus Passive Transport. And so, this is really justĪ metaphor for what we're going to talk about now. ![]() Some, just to not even move to the right, and thenĮven paddle even more, to actually go against the current. They're gonna have to work really, really, really hard. They would be, they couldīe just moving passively. They can just take a nap,Īnd the boat will naturally go with the current. Here, they don't even have to take their paddles out. If you are going with the flow of current, as the person in yellow is To have to be more active, and which person is Think about which person is going to have to expend more energy. This person is canoeing downstream, this person is canoeing upstream. And then, you could imagineĪnother person who's canoeing the other way. Who is canoeing in the same direction as the current, so So, there is two different directions that you could be canoeing in. And, let's say that theĬurrent, the river, is going towards the right. Here, this is a top view of our river right here. That you have decided to go canoeing, and right over
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