No.
True
True
malignant tumors
Cancer cells
'haemocoel' - meaning blood space
protective cuticle
No, nematodes do not have a fluid-filled pseudocoel as a skeleton. Nematodes have a hydrostatic skeleton, which is a combination of fluid pressure and muscles that provide support and movement. The pseudocoel is a body cavity that houses the internal organs in nematodes.
Nematodes do not have segmented bodies like annelid do.
Yes. Nematodes a multicellular.
antigens
diseaes