A Molecule That Is Phosphorylated

question 99

Multiple Choice

A molecule that is phosphorylated

• A) has been reduced as a result of a redox reaction involving the loss of an inorganic phosphate.
• B) has a decreased chemical reactivity; it is less likely to provide energy for cellular work.
• C) has been oxidized as a result of a redox reaction involving the gain of an inorganic phosphate.
• D) has an increased chemical potential energy; it is primed to do cellular work.
• E) has less energy than before its phosphorylation and therefore less energy for cellular work.

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Definitions:

Neurotransmitter GABA

Gamma-aminobutyric acid, a key neurotransmitter in the brain that inhibits nerve transmission, calming nervous activity.

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, affecting heart rate, blood pressure, and blood sugar levels.

Physiological Changes

Alterations in the body’s normal biological functions, which can occur in response to various stimuli.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.