Biology (Mader), 10th Edition

Chapter 20: Viruses, Bacteria, and Archaea

Cranberries vs Bacteria

Objective: The student will investigate the chemical basis of cranberry juice's antimicrobial activity and discuss its potential use in treating bacterial infections.

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1.

Historically, cranberries and their juice have been used in the treatment of:
A)urinary tract infections
B)arrow wounds
C)congestive heart failure
D)a and b only
E)all of the above
2.

Tannins, the chemical compounds in the cranberries that appear to have an antibacterial effect, can also be found in:
A)rice
B)pomegranates
C)blueberries
D)b and c
E)all of the above
3.

The chemical compound in cranberries appears to exert its antibacterial effect by altering the:
A)bacterial cell wall or membrane
B)bacterial fimbriae
C)bacterial ribosomes
D)a and b
E)all of the above
4.

The development of effective treatments from cranberry juice may be beneficial because:
A)it could potentially be safely used against a variety of bacterial cells
B)it could potentially increase antibiotic resistance in bacterial populations
C)it could be made at home
D)all of the above
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