Phospholipid Bilayer Membranes Are Selectively Permeable

question 44

Multiple Choice

Phospholipid bilayer membranes are selectively permeable. What does that mean?

• A) They allow everything nonpolar to cross.
• B) They allow everything but water to cross.
• C) They allow only water to cross.
• D) They allow some things to cross while restricting others.

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Definitions:

Tendons

Strong, flexible fibrous connective tissue that connects muscles to bones, transmitting the force created by the muscle into movement of the bone.

Dense Regular Collagenous

A type of connective tissue with collagen fibers aligned in parallel, providing tensile strength in one direction.

Dense Regular Collagenous

Tissue composed of parallel alignments of collagen fibers that provide high tensile strength in one direction, found in tendons and ligaments.

Ligament

A short band of tough, flexible, fibrous connective tissue that connects two bones or cartilages or holds together a joint.