Which of Thfollowing Statements Is CORRECT About Electron Transfers

question 93

Multiple Choice

Which of thfollowing statements is CORRECT about electron transfers?

• A)Coenzymes are sometimes involved in electron transfer.
• B)Electrons accepted by electron carriers are passed to the electron transfer chain.
• C)Proteins involved in an electron transfer chain are membrane-bound proteins.
• D)Electrons entering an electron transfer chain are always at a higher energy level.
• E)All of these are correct.

---

Definitions:

Marginal Cost

The additional cost incurred when producing one more unit of a good or service.

Economic Profit

The total revenue of a firm minus its explicit and implicit costs, representing the surplus generated beyond the opportunity cost.

Marginal Revenue

The increase in earnings from the sale of one additional unit of a good or service.

Competitive Price-Taker

An enterprise that is unable to dictate the market price and thus must conform to the current market price for its offerings.