Which of the Following Is Evidence That the Entner-Doudoroff (ED)

question 10

Multiple Choice

Which of the following is evidence that the Entner-Doudoroff (ED) route might have evolved earlier than the Embden-Meyerhof-Parnas pathway (EMP) ?

• A) ED involves a larger number of reactions and produces more energy and reducing equivalents with respect to EMP.
• B) 6-phosphogluconate is dehydrated to form pyruvate and glyceraldehyde 3-phosphate, which may then reenter the EMP pathway.
• C) ED involves fewer substrate-level phosphorylations and yields less energy and fewer reductants than EMP.
• D) They are both used to catabolize glucose.
• E) They both use ATP to phosphorylate glucose.

---

Definitions:

Epinephrine

A hormone and neurotransmitter also known as adrenaline, involved in the body's fight-or-flight response.

Norepinephrine

A neurotransmitter involved in regulating stress responses, attention, and arousal in the brain and body.

Depersonalization Disorder

A dissociative disorder characterized by persistent or recurrent experiences of feeling detached from one's own body or mental processes.

Dissociative Fugue

A rare psychiatric disorder characterized by amnesia and sudden unexpected travel away from one's home or workplace.