Peripheral tissues receive oxygenated blood via the circulatory system. Delivering oxygen to cells, oxygen diffuses through tissues along a gradient of high to low amounts. Thus, option B is correct.
<h3>What is the movement of oxygen in cell?</h3>
Hemoglobin and oxygen interact chemically inside the red blood cell, where it is carried both by free diffusion and hemoglobin-facilitated diffusion. In blood plasma, oxygen is transferred by free diffusion and convection through cell membranes.
Therefore, The concentration of oxygen will be lower inside the cell compared to outside the cell.
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Answer:
germination rate of seeds
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Algae, phytoplankton and zooplankton
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I think it's A " The train must be able to complete the trip in six hours "
Concerning your heart, that's the circulatory system
Your lungs are the respritaory system
