Identify the Type of Study Most Appropriate to the Question

question 75

Multiple Choice

Identify the type of study most appropriate to the question.
-A science project question: Which of two paper towels is more absorbent?

• A)Observational
• B)Double-blind experimental
• C)Single-blind experimental
• D)Experimental

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Definitions:

Collagen

A protein that is the primary structural component of connective tissues in animals and the most abundant protein in mammals.

Proteoglycan

A large molecule made of protein cores with glycosaminoglycan chains, playing various roles in the structure and function of cells and tissues.

Hyaluronic Acid

Hyaluronic Acid is a viscous, glycosaminoglycan that is widely distributed throughout connective, epithelial, and neural tissues, known for its capacity to retain water and contribute to tissue hydration and lubrication.

Chondrocytes

Specialized cells found within cartilage that produce and maintain the cartilaginous matrix.