When Light Strikes a Molecule of Photopigment,the Photoreceptor

question 84

Multiple Choice

When light strikes a molecule of photopigment,the photoreceptor:

• A)Closes Na+channels
• B)Releases transmitter substance
• C)Depolarizes
• D)Opens Na+channels

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Definitions:

Long-Chain Polymers

Macromolecules consisting of a large number of monomer units connected by covalent bonds, typically featuring high molecular weights.

Monomer Units

Individual, small molecules that can bind chemically to other monomers to form polymers through repeated sequences.

Repeating Segment

A consistent sequence of atoms or groups within a polymer that repeats along its chain.

Nylon 6,6

A type of polyamide made by polymerizing hexamethylene diamine and adipic acid, known for its strong, elastic, and resistant properties, used in textiles and engineering plastics.