Which of the Following Structures Has a Center of Symmetry

question 68

Multiple Choice

Which of the following structures has a center of symmetry (i.e., center of inversion) ?

• A) 1
• B) 2
• C) 3
• D) 4

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Definitions:

Iron

A mineral essential for human life, involved in creating hemoglobin, which carries oxygen in the blood.

Axons

Long, threadlike parts of a nerve cell along which impulses are conducted from the cell body to other cells.

Impulses

Sudden desires or urges to act without conscious thought, often based on immediate emotional responses.

Passive

Exhibiting or characterized by the acceptance or allowing of what happens or what others do, without active response or resistance.