Which Feature Is a Synapomorphy for the Eumetazoans

question 54

Multiple Choice

Which feature is a synapomorphy for the eumetazoans?

• A) Two embryonic cell layers
• B) Radial symmetry
• C) A blastopore that develops into the mouth
• D) A blastopore that develops into the anus
• E) Distinct organ systems

---

Definitions:

E-Cigarettes

Electronic devices that simulate the experience of smoking by vaporizing a liquid that usually contains nicotine, flavorings, and other chemicals.

Caffeine Intake

The consumption of caffeine, a stimulant found in coffee, tea, and other beverages, which can have various effects on the body and mind.

Body Temperature

The measure of the body's ability to generate and get rid of heat, reflecting the balance between heat production and heat loss.