Which of the Following Statements About Sensory Receptor Proteins Is

question 93

Multiple Choice

Which of the following statements about sensory receptor proteins is true?

• A) Photoreceptor proteins are also cation channels.
• B) Receptor proteins either directly or indirectly affect the opening or closing of ion channels.
• C) Electric current activates a second messenger cascade.
• D) Mechanical force can stimulate G proteins.
• E) Temperature can stimulate G proteins.

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