Which of the Following Is Not an Example of the Bricks-And-Clicks

question 21

Multiple Choice

Which of the following is not an example of the bricks-and-clicks e-tailing business model?

• A)Walmart
• B)Sears
• C)Bluefly
• D)Staples

---

Definitions:

Calcium Channel

Calcium channels are protein-based channels within cell membranes that selectively allow calcium ions to move into or out of a cell, playing critical roles in various physiological processes including muscle contraction, neurotransmission, and gene expression.

Myelin Sheath

A fatty layer that surrounds nerve fibers, providing insulation and increasing the speed of electrical transmission along the neuron.

Receptor

A protein on the surface of a cell or inside it that binds to specific molecules, triggering a specific effect in the cell, such as a response to hormones or neurotransmitters.

Neurotransmitters

Chemical substances that transmit signals across a synapse from one neuron to another neuron or muscle or glandular cell.