The Most Common Type of Molecule Found on the Surface

question 75

Multiple Choice

The most common type of molecule found on the surface of animal viruses for interacting with host cell receptors is a _________.

• A)lipoprotein
• B)glycoprotein
• C)phosphoprotein
• D)teichoic acid

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Definitions:

All-or-none

A principle stating that the strength of a response of a nerve cell or muscle fiber is not dependent on the strength of the stimulus. If a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Acetylcholine Agonist

A substance that mimics the action of acetylcholine, a neurotransmitter involved in memory and muscle contraction.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.

Nicotine

A stimulant drug found in tobacco products, which is highly addictive and affects the nervous system.