Dan Is a Body Builder

question 66

Multiple Choice

Dan is a body builder. He decides that he is going to change his diet in an effort to increase his muscle mass. Dan tells you that he plans to eat vegetables and proteins but no fats or carbohydrates, because cells do not naturally contain these molecules and do not need them. You advise Dan that his new diet is not a good choice, and that he would do better to follow a well balanced diet that incorporates healthy amounts of proteins, fats AND carbohydrates.
-Dan tells you that he knows proteins are needed to build muscle mass but that he doesn't quite understand the role of proteins in a cell. He tells you five things he believes proteins are needed for in cell function, but he is mistaken on one of these. Which of the following statements regarding the role of proteins in cells is INCORRECT?

• A) Proteins are involved in transporting molecules into or out of cells.
• B) Proteins are involved in movement of certain cells.
• C) Proteins provide structural support in cells (cytoskeleton).
• D) Proteins are a major component of starch.
• E) Proteins catalyze chemical reactions within cells.

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Definitions:

GPAs

Grade Point Averages, a numerical calculation that represents the average value of the accumulated final grades earned in courses over time.

Proficiency Test

An examination designed to measure an individual's skill or knowledge level in a particular area or discipline.

Residual Standard Deviation

A measure of the standard deviation of residuals in regression analysis, indicating the typical distance between observed and predicted values.

Proficiency Test

An evaluation designed to assess an individual's competence or skill level in a particular area.