How can phospholipids form a film when mixed in water?

What will be an ideal response


Phospholipids have both polar and nonpolar ends. The polar end interacts with water, leaving the nonpolar end oriented in the opposite direction.

Anatomy & Physiology

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The epidermis of the skin is composed of

A. stratified columnar epithelium. B. irregular dense fibrous connective tissue. C. stratified squamous epithelium. D. simple squamous epithelium. E. stratified cuboidal epithelium.

Anatomy & Physiology

How would a molecule that mimics cAMP not affect an olfactory receptor?

A) It would increase sodium permeability. B) It would open chemically gated sodium channels. C) It would depolarize the olfactory receptor. D) It could trigger an afferent action potential. E) It would decrease sodium permeability.

Anatomy & Physiology

Positive-feedback mechanisms are always damaging to the body

Indicate whether the statement is true or false.

Anatomy & Physiology

Bacteria within the large intestine are called

A. indigenous macrobiota. B. indigenous microbiota. C. exogenous macrobiota. D. exogenous microbiota.

Anatomy & Physiology