Use the Following Information to Answer the Questions Below

question 10

Multiple Choice

Use the following information to answer the questions below.
Approximately 32 different monomeric carbohydrate subunits are found in various natural polysaccharides. Proteins are composed of 20 different amino acids. DNA and RNA are each synthesized from four nucleotides.
-Among these biological polymers, which has the least structural variety?

• A) polysaccharides
• B) proteins
• C) DNA
• D) RNA

Recognize the causes and solutions for common drum brake problems such as leaks, grabbing brakes, and pulsation.

Understand the safety practices in brake servicing, including the handling of brake dust and use of brake lubricant.

Identify the implications of brake system warning signs and the necessity for maintenance or replacement.

Describe the effects of overheating on drum brakes and the formation of hard spots.

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Definitions:

Automatic Response

A reaction or response that is performed without conscious thought, often as a result of innate or learned behavior.

Voluntary Action

An action that is performed with conscious control, as opposed to reflexive or automatic actions.

Involuntary Action

Reflex actions or movements that occur without conscious control.

Muscle Spasm

An involuntary contraction of a muscle or group of muscles, often causing pain.