The Following Questions Are from the End-Of-Chapter "Test Your Understanding

question 47

Multiple Choice

The following questions are from the end-of-chapter "Test Your Understanding" section in Chapter 8 of the textbook.
-Some bacteria are metabolically active in hot springs because

• A) they are able to maintain a lower internal temperature.
• B) high temperatures make catalysis unnecessary.
• C) their enzymes have high optimal temperatures.
• D) their enzymes are completely insensitive to temperature.
• E) they use molecules other than proteins or RNAs as their main catalysts.

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Definitions:

Capacitance

Capacitance is the ability of a system or component to store an electrical charge, measured in Farads, which is a key parameter in designing and understanding electrical and electronic circuits.

Motor Starter Coil

An electromechanical component in a motor starter that creates the magnetic field needed to operate the starter contacts.

Power Circuit

The portion of an electrical system that delivers and manages the distribution of power to various components or machinery.

Energized

Refers to a state in which an electrical component, circuit, or system is supplied with power and is operational.