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Explain briefly the role of active transport in living organisms.

      

Explain briefly the role of active transport in living organisms.

  

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It is involved in active re-absorption of glucose and mineral salts in kidney tubules during formation of urine.
It enables the absorption of digested food from the alimentary canal/small intestines into the blood stream.
Excretion of waste products from body cells for eventual removal.
Involved in transmission of nerve impulses within the nerve cells through the sodium pump which maintains a balance between sodium and potassium ions.
It facilitates accumulation of substances in the body cells to offset osmotic pressure of organisms in dry and marine environment allowing them to absorb water by osmosis and avoid desiccation.
In plants it enables plant roots to absorb water from the soil against the concentration gradient.
It is involved in translocation of manufactured food in the phloem tissue within the plant body.
It is involved in the opening and closing of the stomata through the sodium-potassium pump mechanism.
simiyu kelly answered the question on September 15, 2017 at 12:34


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