Which one of these is not an example of intercellular communication?

a molecule stimulates a target cell via a receptor.

a message is distributed across plasma membrane.

a message travels between gap junctions.

an electrical signal causes muscle cells to contract together.

The answer is A Message Is Distributed Across Plasma Membrane

Explanation:

This is not an example of intercellular communication because When a message is transferred across plasma membrane this means that no other cell is involved in it. The message is transferred from one organelle to other within the cell. Inter cellular response is not restricted only upto a single cell.

yes

explanation:

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.