What Is the Immediate Source of the Electron Regained by the Oxidized

question 28

Multiple Choice

What is the immediate source of the electron regained by the oxidized P960 in bacterial photosynthesis?

• A) plastoquinone
• B) an NADPH molecule from a supporting pathway
• C) complex III of the respiratory electron-transport chain
• D) reduced cytochrome
• E) None of the answers is correct.

---

Definitions:

Trade

The exchange of goods or services between parties.

Free Trade Policy

A governmental policy aimed at eliminating barriers to trade between countries, such as tariffs and import quotas.

International Trade

The exchange of goods and services across international borders or territories, which allows countries to expand their markets for both goods and services that otherwise may not have been available domestically.

Import Restrictions

Government-imposed limits or tariffs on the number or value of goods that can be imported into a country, typically to protect domestic industries.