Speciation Resulting from the Division of a Population by a Physical

question 30

Multiple Choice

Speciation resulting from the division of a population by a physical barrier is known as

• A) reinforcement.
• B) sympatric speciation.
• C) Darwinian speciation.
• D) the biological species concept.
• E) allopatric speciation.

---

Definitions:

Substance Abuse

The harmful or hazardous use of psychoactive substances, including alcohol and illicit drugs.

Substance Related Costs

Financial, social, and health-related expenses incurred due to the use and abuse of drugs and alcohol.

Marijuana

A psychoactive drug from the Cannabis plant, used for medical or recreational purposes.

Illegal Drugs

Substances whose manufacture, possession, or use is prohibited by law due to their potential for abuse or harm.