In Metabolic Processes of Cell Respiration and Photosynthesis, Prosthetic Groups

question 56

Multiple Choice

In metabolic processes of cell respiration and photosynthesis, prosthetic groups such as heme and iron-sulfur complexes are encountered in components of the electron transport chain. What do they do?

• A) donate electrons
• B) act as reducing agents
• C) act as oxidizing agents
• D) transport protons within the mitochondria and chloroplasts
• E) both oxidize and reduce during electron transport

---

Definitions:

Required Return

The expectancy of financial gain on an investment, considering its risk profile, set by investors as a benchmark.

Dividend Irrelevance Theory

A theory suggesting that dividend policy has no effect on a company's value or its stock price.

Firm's Value

The total monetary value of a company, typically assessed through metrics like market capitalization, enterprise value, or net asset value.

Cost of Capital

The rate of return that a company must earn on its project investments to maintain its market value and attract funds.