Signs of roundworms, white planaria, bovine tapeworm.
| December 26, 2020 | education
Roundworms can be free-living and parasites, they can be from several mm to several m, there is a body cavity filled with fluid, there are no respiratory and circulatory systems.
Planaria also do not have respiratory and circulatory systems, they breathe by means of diffusion. There is a free space between the organs, filled with parenchyma.
The bovine tapeworm has suction cups and hooks. He has no digestive system.
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