A Basic Problem with the Trichromatic Theory Is That

question 559

Multiple Choice

A basic problem with the trichromatic theory is that

• A)color cannot be analyzed into "either-or" messages.
• B)only two types of light-sensitive visual pigments have been found in the retina.
• C)four colors seem to be primary, that is, you cannot get them by mixing other colors.
• D)it only explains events recorded in the optic pathways after information leaves the eyes.

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Definitions:

Modern Fauna

Refers to the animal species that inhabit the Earth during the current geological time period, known as the Holocene.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in the air and absorbed by plants in photosynthesis.

Marine Life

Organisms that inhabit the ocean and other saltwater environments, including fish, mammals, invertebrates, and plants.

Large Igneous Provinces

Vast accumulations of igneous rocks that result from the massive outpourings of lava and are associated with volcanic eruptions and plate tectonics.