Which Statement BEST Describes Why Lipids Typically Float on Water

question 19

Multiple Choice

Which statement BEST describes why lipids typically float on water?

• A) Lipids are nonpolar, while water is polar.
• B) Lipids have lower specific gravities than water does.
• C) Lipids have higher melting temperature than water does.
• D) Lipids store more energy than water does.
• E) Lipids contain carbon, while water does not.

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Definitions:

Urogenital Folds

Embryonic structures that contribute to the development of the external genitalia in both males and females.

Labioscrotal Swellings

Paired swellings formed by the genital tubercle and lying on either side, which eventually develop into either the scrotum in males or the labia majora in females during fetal development.

Respiratory Distress Syndrome

A medical condition characterized by severe respiratory dysfunction, commonly seen in premature infants or adults with damaged lung function.

Surfactant

Lipoproteins forming a monomolecular layer over pulmonary alveolar surfaces; stabilizes alveolar volume by reducing surface tension and the tendency for the alveoli to collapse.