to coelomates, the problem of diffusion of food from gut to tissues is – McqOptions

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1.	to coelomates, the problem of diffusion of food from gut to tissues is solved by:
A.	the presence of coelomic fluid.
B.	churning the food within the body cavity
C.	developing a circulatory system.
D.	developing gut associated glands
Answer» D. developing gut associated glands

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