BIO NMDCAT Biological Importance of Water

nmdcat.online June 27, 2026

In a solution of glucose and water, the formation of hydrogen bonds between the hydroxyl groups of glucose and water molecules is an example of the property of

A. Cohesion

B. Adhesion

✓

C. Surface tension

D. Hydrophobic exclusion

📝 Explanation

Cohesion is the attraction between like molecules (water to water). Adhesion is the attraction between unlike molecules (water to glucose). The polar -OH groups on glucose form hydrogen bonds with water molecules, which is the molecular basis for its solubility.

📖 Additional Information

Cohesion
Adhesion
Surface tension
Hydrophobic exclusion

Cohesion is the attraction between like molecules (water to water). Adhesion is the attraction between unlike molecules (water to glucose). The polar -OH groups on glucose form hydrogen bonds with water molecules, which is the molecular basis for its solubility.

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