Use the Counting Principle to Obtain the Answer. -The Frequency Setting for a Garage Door Opener Is Determined

question 261

Multiple Choice

Use the counting principle to obtain the answer.
-The frequency setting for a garage door opener is determined by the positions of ten switches, each Of which can be set to a ʺ+ʺ or ʺ-ʺ position. In how many ways can the switches be set?

• A) 1144
• B) 100
• C) 59,049
• D) 1024

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Definitions:

Immune Response

Process of recognizing foreign macromolecules and mounting

Memory B Cells

B cells that continue to produce antibodies after the immune system overcomes an infection.

Antibody

A protein produced by the immune system that recognizes and binds to foreign substances (antigens), facilitating their destruction.

Plasma Cells

Specialized white blood cells that produce antibodies, playing a key role in the body's immune response to infection.