A Group of Computers Linked by Wired or Wireless Technology

question 30

Multiple Choice

A group of computers linked by wired or wireless technology is a ____.

• A) network
• B) web
• C) cyberspace
• D) Internet

---

Definitions:

Electron-Transport Chain

A chain of molecular structures that move electrons from donors to acceptors through oxidation-reduction reactions, while simultaneously moving protons (H+ ions) across a membrane.

Hydrogen Ions

Positively charged ions (protons) of hydrogen, H+, which play a significant role in acid-base balance and cellular metabolism.

Plasma Membrane

A bi-layer of lipids and proteins that surrounds a cell, controlling the movement of substances in and out of the cell.

Electrons

Negatively charged subatomic particles that orbit the nucleus of an atom.