Which of the Following Is Not a Key Step in the Evolutionary

question 40

Multiple Choice

Which of the following is not a key step in the evolutionary transition from reptiles to mammals?

• A)the development of an opening in the bones behind the eyes
• B)the development of a larger hole behind the eyes and some specialization of teeth
• C)changes in the jaw hinge
• D)the development of bones in the reptilian inner ear

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Definitions:

Cardiology

The branch of medicine dealing with disorders of the heart as well as parts of the circulatory system.

Cardiac Cycle

The sequence of events that occur in the heart during one complete heartbeat, including contraction (systole) and relaxation (diastole) phases.

Atrial Depolarization

The electrical activation of the atria of the heart, typically represented by the P wave in an electrocardiogram (ECG).

Cardiology

The branch of medicine that deals with disorders of the heart and blood vessels.