Current Thought Is That All Matter Is Composed of

question 21

Multiple Choice

Current thought is that all matter is composed of

• A)six quarks.
• B)four quarks and four leptons.
• C)six leptons.
• D)six quarks and four leptons.
• E)six quarks and six leptons.

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Definitions:

Black and White

Often used to describe situations that are viewed in terms of two clear, opposing positions or choices, with no gray areas in between.

Dim Light

A lighting condition characterized by a low level of illumination, often creating a subdued or intimate atmosphere.

Receptor Eye

Specialized cells located in the eye that convert light into neurotransmitters to produce visual images. This term is not exactly standard, and a more accurate phrase might be "photoreceptor cells in the eye."

Rod

A type of photoreceptor cell in the retina that is highly sensitive to light, enabling vision in low-light conditions.