Brain Scans Reveal That Identical Twins' Brains Have ________ Gray

question 23

Multiple Choice

Brain scans reveal that identical twins' brains have ________ gray matter volume and ________ white matter volume.

• A) similar;dissimilar
• B) dissimilar;similar
• C) similar;similar
• D) dissimilar;dissimilar

---

Definitions:

D-cycloserine

An antibiotic that also acts as a partial NMDA receptor agonist, used in research to explore its effects on enhancing learning and treating anxiety disorders.

Obsessive-compulsive Disorder

Obsessive-compulsive disorder (OCD) is a mental health condition characterized by unwanted repetitive thoughts (obsessions) and actions (compulsions) that the person feels driven to perform.

Chlorpromazine

A medication primarily used to treat psychotic disorders such as schizophrenia, also known for its antipsychotic properties.

Schizophrenia

A complex psychiatric disorder that affects a person's ability to think, feel, and behave clearly, often characterized by hallucinations, delusions, and cognitive difficulties.