An Organism That Obtains Its Carbon from CO₂is A(n) ____

question 57

Multiple Choice

An organism that obtains its carbon from CO₂is a(n) ____.

• A) autotroph
• B) auxotroph
• C) heterotroph
• D) chemotroph
• E) photoheterotroph

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Definitions:

ADP

Adenosine diphosphate, a molecule involved in energy transfer within cells.

Exergonic Reaction

Chemical reaction that releases energy; opposite of endergonic reaction.

Oxidation

A chemical reaction involving the loss of electrons from a molecule, which often results in the production of energy.

Citric Acid Cycle

A key metabolic pathway that occurs in the mitochondria, involving a series of chemical reactions used by all aerobic organisms to generate energy through the oxidation of acetate.