Topic Content:
- Characteristics of Phylum Nematoda
Phylum Nematoda consists of nematodes or roundworms.
Characteristics of Phylum Nematoda:
Their characteristics are:
1. They are bilaterally symmetrical and triploblastic.
2. Their body is long, slender, cylindrical and encased in a cuticle, a flexible but tough exoskeleton, or external skeleton, which offers protection and support. The cuticle contains a carbohydrate-protein polymer called chitinChitin is the most abundant amino polysaccharide polymer occurring in nature, and is the building material that gives strength to the exoskeletons of crustaceans, insects, fish and the cell walls of... More. The body is pointed at both ends.
3. They exhibit tissue-level organization.
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