There Is Still Some Controversy Among Biologists About Whether Neanderthals

question 15

Multiple Choice

There is still some controversy among biologists about whether Neanderthals should be placed within the same species as modern humans or into a separate species of their own. Most DNA sequence data analysed so far indicate that there was probably little or no gene flow between Neanderthals and Homo sapiens. Which species concept describing species relationship between modern humans and Neanderthals is most applicable in these observations?

• A) genetic
• B) ecological
• C) morphological
• D) biological

---

Definitions:

Methylphenidate

A stimulant medication commonly used to treat attention-deficit hyperactivity disorder (ADHD) and narcolepsy, known commercially as Ritalin among others.

Stimulant

A substance that raises levels of physiological or nervous activity in the body, often used to increase alertness, attention, and energy.

Operant Conditioning

The method of modifying the robustness of a behavior through the application of rewards or disciplinary actions.

Insight Therapy

A type of psychotherapy aimed at increasing a patient's awareness of underlying motives and defenses to improve mental health.