When the ketone body acetoacetate undergoes reduction of the ketone carbonyl group, β-hydroxybutyrate, another ketone body, is formed.What is the structure of β-hydroxybutyrate? 
Definitions:
Unconditional Positive Regard
A concept in client-centered therapy proposing that the therapist accepts and supports the client regardless of what the client says or does, fostering an environment of judgment-free support.
Carl Rogers
An influential American psychologist and one of the founders of the humanistic approach to psychology, best known for developing client-centered therapy.
Collective Unconscious
A concept introduced by Carl Jung, referring to the part of the unconscious mind that is shared among beings of the same species containing archetypes and universal symbols.
Carl Jung
A Swiss psychiatrist and psychoanalyst who founded analytical psychology.
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