What Would Happen If an Enzyme Inhibitor for the Enzyme

question 14

Multiple Choice

What would happen if an enzyme inhibitor for the enzyme phosphodiesterase PDE) was applied to a vertebrate eye?

• A) The opsins found in cones would not be differentiated into the red, blue, and green proteins, causing the animals to be colour blind.
• B) The lens could not be appropriately adjusted to focus light on the retina, resulting in either nearsightedness or farsightedness.
• C) The cGMP- gated sodium channels would remain open, glutamate would be continuously discharged at the synapses, and the brain would not detect light absorbed by the rod cells.
• D) All of the listed responses are correct.

Recognize and describe the methods and experimental approaches used to study cell signaling and communication.

Understand the impact of mutations on receptor function and signal transduction pathways.

Interpret data and experimental results related to cell signaling pathways and receptor-ligand interactions.

Recognize the variety of cellular responses to external signals, including gene expression, enzyme activation, and ion channel opening.

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Definitions:

Intuition

The ability to understand or know something immediately, based on feelings rather than conscious reasoning or factual evidence.

Feasibility

The practicality or possibility of something being accomplished or achieved.

Decision Making

The process of selecting among various alternatives based on the analysis and evaluation of available information.

Working Model

A preliminary version of a product that demonstrates its functionality and features, often used for testing and feedback.