Question on: JAMB Biology - 2024
Bilateral symmetry,cylindrical bodies and double openings are characteristic features of
The question describes characteristics of a specific phylum of animals. Let's break down the features:* Bilateral symmetry: This means the body can be divided into two halves that are mirror images of each other.* Cylindrical bodies: The body is tube-shaped or worm-like.* Double openings: This refers to a complete digestive system, with a mouth and an anus.Considering the options, these features are most characteristic of nematodes (roundworms).* Nematodes: Have bilateral symmetry, cylindrical bodies, and a complete digestive system.* Hydra: Belong to the phylum Cnidaria and exhibit radial symmetry.* Protozoa & Protists: Are single-celled organisms and lack the mentioned characteristics.
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