Which Statement About Gap Junctions Is Incorrect

question 178

Multiple Choice

Which statement about gap junctions is incorrect?

• A)They consist of protein.
• B)They are anchored to plaques on the inside surface of the plasma membrane.
• C)They allow materials to pass from one cell into an adjacent cell.
• D)They play a role in transmitting electrical activity through the heart.
• E)They consist of connexons.

---

Definitions:

Microorganisms

Microorganisms are microscopic living organisms, including bacteria, viruses, fungi, and protozoa, that can exist as single cells or cell clusters.

Conglomerate

A coarse-grained sedimentary rock composed of rounded fragments or clasts of pre-existing rocks bound together by a matrix of finer particles and cement.

Marine Conditions

Environmental factors pertaining to the ocean or sea, including salinity, temperature, and ecosystems.

Nonmarine Conditions

Environmental or geological conditions that occur in areas not influenced by the sea, often referring to freshwater or terrestrial habitats.