BIOLOGICAL CLASSIFICATION
KINGDOM ANIMALS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
What type of symmetry do cnidarians demonstrate?
|
|
Bilateral symmetry
|
|
|
Radial symmetry
|
|
|
Either A or B
|
|
|
None of the above
|
Explanation:
Detailed explanation-1: -The bilateral symmetry of Cnidaria is thought to be inherited from the common ancestors of both cnidarians and triploblastic bilaterians. The secondary radial symmetry of Cnidaria evidently is a result of the adaptation to the sessile mode of life.
Detailed explanation-2: -Cnidarians have radial symmetry. Echinoderms are bilateral animals that have a 5-part radial symmetry as adults.
There is 1 question to complete.