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solong [7]
2 years ago
11

Why does there need to be a concentration gradient across respiration surfaces?

Biology
1 answer:
Maslowich2 years ago
6 0

A concentration gradient across respiration surfaces is needed so that oxygen can diffuse in, and carbon dioxide can diffuse out; option A.

<h3>What is a concentration gradient?</h3>

A concentration gradient is a difference in the concentration of molecule of substances across two regions or across a barrier.

A concentration gradient is necessary for diffusion of molecules of substances from one region to another.

Across respiratory surfaces, a concentration gradient is required in order for the gases to diffusion across the membranes from regions of high concentration to regions of lower concentration.

In conclusion, a concentration gradient is required for effective gaseous exchange across respiratory surfaces.

Learn  more about concentration gradient at: brainly.com/question/19328396

#SPJ1

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