Which of the Following Correctly Describes the Electron Flow in Complex

question 40

Multiple Choice

Which of the following correctly describes the electron flow in complex IV?

• A) cytochrome a → cytochrome b → cytochrome c
• B) cytochrome a → cytochrome a₃ → cytochrome c
• C) cytochrome a₃ → cytochrome a → cytochrome c
• D) cytochrome c → cytochrome a → cytochrome a₃

---

Definitions:

Glia

Non-neuronal cells in the central and peripheral nervous systems that provide support, protection, and nutrition to neurons.

Prenatal Effects

The impacts on a developing fetus in the womb due to various environmental, genetic, or maternal factors.

Brain Plasticity

The brain's capacity to change and adapt by forming new neural connections, allowing for learning and recovery from injury.

Gene Expression

The process by which the instructions in our DNA are converted into a functional product, such as a protein.