Which of the Following Statements About Adhesion Molecules Is FALSE

question 114

Multiple Choice

Which of the following statements about adhesion molecules is FALSE?

• A)Cadherins and pectins are both transmembrane proteins.
• B)Cadherins and integrins provide the molecular mechanisms for adhesion in animals, but not plants.
• C)Cadherins cause adjacent epithelial cells to adhere to one another.
• D)Integrins bind epithelial cells to the extracellular matrix.
• E)Pectins are found in plant tissues, but not animal tissues.

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Definitions:

Ventral Surface

The front or abdominal side of the body of an animal or organ.

Dorsal Surface

The back side of the body in animals, opposite of ventral; often refers to the upper side.

Latissimus Dorsi

A broad, flat muscle on the back that helps in movement of the shoulder and the upper arm.

Trapezius Group

A collection of muscles in the upper back and neck region, responsible for moving the shoulder blades and extending the neck.