Dark Matter Is Detectable in the Coronae of ____

question 59

Multiple Choice

Dark matter is detectable in the coronae of ____.

• A) elliptical galaxies only
• B) spiral galaxies only
• C) irregular galaxies only
• D) spiral and elliptical galaxies only
• E) all galaxies

---

Definitions:

Unconditioned Stimulus

A stimulus that naturally triggers a response without any need for learning.

Eyeblink Response

A reflex action of blinking the eyes, often as a protective response to stimuli or as a conditioned reaction.

Fear Conditioning

A behavioral paradigm in neuroscience used to study how organisms learn to predict aversive events, typically involving the association of a neutral stimulus with an aversive stimulus.