Question

Explain transportation in humans (long answer 5M )​

Answer 1

Answer:

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The components of the transport system in human beings are the heart, blood, and blood vessels.

Answer 2

Answer:

In humans, transportation of oxygen nutrients, hormone and other substances to tissue, CO2 to the lungs and waste products to the kidneys is carried out by a well-defined Circulatory System. In lower organisms material is transported by diffusion