Thyroxine Is Produced by Iron

question 6

Multiple Choice

Thyroxine is produced by iron. Thyroxin, produced by the thyroid gland regulates basal metabolic rate.

• A) Both statements are true.
• B) Both statements are false.
• C) The first statement is true; the second is false.
• D) The first statement is false; the second is true.

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Definitions:

Photophosphorylation

The production of ATP in photosynthesis.

ATP Synthesis

The metabolic process by which cells produce ATP (adenosine triphosphate), the primary molecule used by cells for energy transfer.

ADP Phosphorylation

The process of adding a phosphate group to adenosine diphosphate (ADP) to form adenosine triphosphate (ATP), a key step in cellular energy transfer.

Photolysis

The photochemical splitting of water in the light-dependent reactions of photosynthesis; a specific enzyme is needed to catalyze this reaction.