Pin #____ Is the Threshold for the Capacitor of a 555

question 2

Multiple Choice

Pin #____ is the threshold for the capacitor of a 555 timer.

• A) 4
• B) 5
• C) 6
• D) 7

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Definitions:

Carrier Molecule

A molecule that facilitates the transport of another molecule across a cell membrane, often requiring energy.

Cellular Energy

Energy stored in the cells that is necessary for various functions including metabolism, chemical synthesis, and muscular contraction, mainly produced in the form of ATP.

Facilitated Diffusion

A process of passive transport, helped by integral membrane proteins, where molecules move across a biological membrane from higher concentration to lower concentration without needing cellular energy.

Phagocytosis

The process by which a cell engulfs solid particles to form an internal compartment known as a phagosome.