Which Characteristic(s)is (Are)shared by Both Cnidarians and Flatworms

question 84

Multiple Choice

Which characteristic(s) is (are) shared by both cnidarians and flatworms?

• A) dorsoventrally flattened bodies
• B) true muscle
• C) radial symmetry
• D) a digestive system with a single opening
• E) two of these

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Definitions:

Myocardial Infarction

A medical condition commonly known as a heart attack, resulting from the interruption of blood flow to part of the heart, causing heart cells to die.

Oxygen

A chemical element with symbol O, essential for respiration in most living organisms and used in various industrial applications; it is the most abundant element in the Earth's crust.

Heart Muscle

The muscle tissue of the heart, known as myocardium, responsible for the contractile function of the heart's pumping action.

Extracorporeal

Occurring or based outside the body, often referring to medical procedures or treatments performed externally.