Which of the Following Concerning the 2-D Lattice Provided Below $\bullet$

question 56

Multiple Choice

Which of the following concerning the 2-D lattice provided below is/are correct?
1) One possible unit cell contains a single A and a single $\bullet$ .
2) More than one unit cell which reproduces this lattice is possible.
3) One possible unit cell contains four A's and four $\bullet$ 's.

• A) 1 only
• B) 2 only
• C) 3 only
• D) 1 and 2
• E) 1,2,and 3

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Definitions:

Muscle

Tissues in the body that contract to produce movement, consisting of skeletal, smooth, and cardiac types.

Epithelial Tissue

A type of tissue that lines the outer surfaces of organs and blood vessels, as well as the inner surfaces of cavities in many internal organs.

Nerve

Bundle of long axons outside the central nervous system.

Collagenous Fibers

Strong, flexible protein fibers found in connective tissue that provide support and structure to various body parts.