Question

upwards. medusa cnidarians are free - moving and have tentacles that hang downward. these tentacles help capture prey, so the cnidocyte cells can release their toxins. they often catch protists or smaller animals. within the phylum cnidaria, what is radial symmetry? jellyfish are symmetrical on any plane in a circular form. jellyfish are symmetrical side to side. jellyfish are symmetrical front to back.

Explanation:

Radial symmetry in cnidarians like jelly - fish means the organism can be divided into similar halves by any plane passing through the central axis in a circular form. Side - to - side symmetry is bilateral symmetry and front - to - back is not characteristic of radial symmetry.

Answer:

A. Jellyfish are symmetrical on any plane in a circular form.