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The Visual System Is Able to Detect Very Low Levels

question 16

Essay

The visual system is able to detect very low levels of light. Outline at least 3 properties of photoreceptors and retinal connectivity that permit detection of very small amounts of light.


Definitions:

Contact Hypothesis

The proposition that increased exposure and interaction between diverse groups can lead to improved mutual understanding and reduced stereotypes and prejudice, contingent upon the conditions of the interaction.

Stereotype

A fixed, oversimplified, and often inaccurate or generalized belief about a particular group of people.

Increased Contact

A strategy that seeks to improve relationships and reduce conflicts by encouraging more direct or frequent interactions between parties.

Halo Effect

A cognitive bias where an impression formed from one trait or factor influences the perception of other traits.

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