What Does the Young-Helmholtz Theory Fail to Explain

question 39

Multiple Choice

What does the Young-Helmholtz theory fail to explain?

• A) how many color receptors humans have
• B) how we discriminate between lights of different wavelengths
• C) why yellow looks like a primary color but is not considered to be one
• D) the Young-Helmholtz theory is remarkably comprehensive; with regard to its scope, no questions remain unanswered

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Definitions:

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Twentieth Century

The period extending from January 1, 1901, to December 31, 2000, notable for significant advancements in technology, science, and socio-political changes globally.

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A nineteenth-century approach to treating people with mental dysfunction that emphasized moral guidance and humane and respectful treatment.

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