Natural Monopolies Are ________ and ________

question 187

Multiple Choice

Natural monopolies are ________ and ________.

• A) rival; excludable
• B) nonrival; excludable
• C) rival; nonexcludable
• D) nonrival; nonexcludable

---

Definitions:

Chemicals Produced by Neurons

Substances, including neurotransmitters and hormones, synthesized and released by neurons to transmit signals across synapses to other neurons, muscle cells, or glands.

Nuclear Receptor Model

Describes the mechanism by which certain types of receptors within cells bind to specific molecules, like hormones, and regulate gene expression.

Messenger RNA

A type of RNA that conveys genetic information from DNA to the ribosome, where it specifies the amino acid sequence of the protein products.

Synthesized Proteins

Proteins created through the process of translation where ribosomes construct protein molecules from RNA messages.