A Major Problem with Observational Research Is That

question 75

Multiple Choice

A major problem with observational research is that

• A) it cannot be used with young children.
• B) only the simplest type of behavior can be observed.
• C) the presence of the observer may change the subject's behavior.
• D) no standardized instruments are available for use with observation.

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Definitions:

Microvilli

Tiny hair-like structures on the surface of cells in the small intestine, increasing surface area for absorption of nutrients.

Columnar Cells

Elongated, pillar-like cells, often found lining organs such as the intestines or respiratory tract, involved in absorption, secretion, or protection.

Transcription

Process of forming RNA from a DNA template.

Translation

Synthesis of polypeptide chains at the ribosome in response to information contained in mRNA molecules.