Moderate

The movement of ions against the concentration gradient will be:

Correct answer: A. Active transport

  • A. Active transport
  • B. Osmosis
  • C. Diffusion
  • D. All of the above

Explanation

Active transport involves the movement of materials across the membrane against the concentration gradient of the solute particles. It requires energy in the form of ATP and carrier molecules

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About Circulation

The circulatory system covers the chambers, valves and conducting pathway of the human heart, along with the cardiac cycle and control of heartbeat. It compares arteries, veins and capillaries by structure and function, and explains how the lymphatic system returns tissue fluid, transports absorbed fats and supports immunity.

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