The Following Question Refers to This Figure of a Simple

question 30

Multiple Choice

The following question refers to this figure of a simple metabolic pathway:

-A mutation results in a defective enzyme A. Which of the following would be a consequence of that mutation?

• A) an accumulation of A and no production of B and C
• B) an accumulation of A and B and no production of C
• C) an accumulation of B and no production of A and C
• D) an accumulation of B and C and no production of A
• E) an accumulation of C and no production of A and B

Understand the process of digestion and nutrient absorption in the human body.

Recognize the specific roles of digestive enzymes in the breakdown of food.

Describe the structure and function of the stomach in the digestive system.

Explain the significance of the small and large intestines in digestion and waste elimination.

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Definitions:

Dominant

Referring to a trait, gene, or characteristic that supersedes another in genetic expression when both are present.

Ovum

The female sex cell, or egg.

Female Sex Cell

An ovum or egg cell, which is produced by the ovaries of female organisms and can be fertilized by a male sex cell.

Turner's Syndrome

A chromosomal disorder affecting females, characterized by the absence of all or part of a second sex chromosome.