what is transportation in human being
Answers
Transportation In Human Being. In humans, transportation of oxygen O2 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.
Tranportation in general is the transfer of one thing from one place to another...but In biology it is a life process (the processes neccessory for our survival)in which a substance absorbed from one part of the body is tranfered to other parts of the body ..There are the main thins in this transportation -
1.Heart
2.Blood
3.Arteries and viens
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