Which Statement Is FALSE Concerning Complex III and the Q

question 32

Multiple Choice

Which statement is FALSE concerning Complex III and the Q cycle?

• A) Both Q and QH₂ are substrates for Complex III.
• B) Four protons are released on the P side of the membrane for every two electrons transferred to cytochrome c.
• C) This protein contains both iron-sulfur clusters and heme as prosthetic groups.
• D) Two protons from the matrix side are used to generate QH₂ from the semiquinone radical.
• E) Overall, in each cycle one cytochrome c is reduced for every QH₂ oxidized (net).

---

Definitions:

Previous Owners

The individuals who owned an item or property before the current holder.

Likelihood of Outcome

The probability or chance that a specific outcome will occur out of a set of possible outcomes.

Personal Estimate

An individual's judgment or assessment of something, often based on personal experiences or perceptions.

Representativeness Heuristic

A cognitive bias in which an individual categorizes a situation based on how similar it is to a typical case from one's experiences, potentially leading to errors in judgment.