Question

polyp cnidarians are sessile and have tentacles that face 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. what are the two tissue layers of a cnidarian? mesoderm and inner epidermis outer epidermis and inner lining for digestive cavity polyp tissue and medusa tissue

Explanation:

Cnidarians have two - layer body plan. Outer is epidermis and inner is lining of digestive cavity.

Answer:

outer epidermis and inner lining for digestive cavity