Which of the Following Statements About the Three Traditional Major

question 13

Multiple Choice

Which of the following statements about the three traditional major broadcast networks (NBC, CBS, ABC) is true?

• A)Nobody watches them anymore.
• B)They are all owned by Rupert Murdoch and News Corp.
• C)They remain attractive business investments despite losing viewers to cable and other new technologies.
• D)They own all of the stations that carry their programming.
• E)None of the above options is correct.

---

Definitions:

Signal Amplification

The process by which a few signaling molecules can elicit major responses in the cell; the strength of each signaling molecule is magnified.

Signal Transduction

The process by which a cell responds to external signals through a series of molecular changes that convert the signal into a specific cellular response.

Local Regulators

Substances produced in one part of an organism that affect cells in close proximity.

Neurotransmitters

Chemical messengers that transmit signals across the synaptic gaps between neurons, influencing both physical and psychological functions.