In the Following Reaction, Which Molecule Is the Reductant? 1,3-Bisphosphoglycerate $\rightarrow$

question 104

Multiple Choice

In the following reaction, which molecule is the reductant? 1,3-bisphosphoglycerate + NADH + H⁺ $\rightarrow$ glyceraldehyde-3-phosphate + P_i + NAD⁺

• A) 1,3-bisphosphoglycerate
• B) NADH
• C) H⁺
• D) glyceraldehyde-3-phosphate
• E) both NADH and glyceraldehyde-3-phosphate

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Definitions:

Postsynaptic Neuron

The neuron that receives a signal (neurotransmitter) across the synaptic gap from a presynaptic neuron.

Presynaptic Neuron

A neuron that releases neurotransmitters from its axon terminal into the synaptic cleft to transmit a signal to the receiving (postsynaptic) neuron.

Cleanup Enzymes

Biological molecules that break down or remove unwanted or toxic substances within an organism.

Antagonist

A substance that acts against and blocks an action in pharmacology, or a character in opposition to the protagonist in literature.