Which of the Following Statements About Subatomic Particles Is True

question 28

Multiple Choice

Which of the following statements about subatomic particles is true?

• A)A neutral atom contains the same number of protons and electrons.
• B)Protons have about the same mass as electrons.
• C)Electrons make up most of the mass of an atom.
• D)Protons and neutrons have opposite,but equal in magnitude,charges.
• E)Neutrons and electrons are found in the nucleus of an atom.

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Definitions:

Light-Dependent Reactions

Series of biochemical processes in photosynthesis that require light to produce ATP and NADPH, occurring in the thylakoid membranes of chloroplasts.

ATP

Adenosine Triphosphate is a high-energy molecule found in every cell. Its job is to store and supply the cell with needed energy.

NADPH

Nicotinamide adenine dinucleotide phosphate, a coenzyme involved in anabolic reactions, such as lipid and nucleic acid synthesis, by providing the reducing power.

Photosynthesis

The method through which green plants and certain other life forms utilize sunlight to produce nutrients from carbon dioxide and water.