In the Cubic Closest-Packed Structure of Sodium Chloride, What Ions

question 19

Multiple Choice

In the cubic closest-packed structure of sodium chloride, what ions are touching or nearly touching?
(I) Sodium ions and sodium ions
(II) Chloride ions and chloride ions
(III) Sodium ions and chloride ions

• A) I only
• B) II only
• C) III only
• D) II and III only
• E) I and III only

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Definitions:

Genetic Diversity

The total number of genetic characteristics in the genetic makeup of a species, contributing to its ability to adapt and evolve.

Mutations

Changes in the DNA sequence of an organism's genome that can result in variations in physical appearance, function, or behavior.

Serotonin

A neurotransmitter involved in many functions, including mood regulation, digestion, and sleep.

Deoxyribonucleic Acid

A molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms.