Insert the Missing Code in the Following Code Fragment

question 75

Multiple Choice

Insert the missing code in the following code fragment.This fragment is intended to recursively compute xⁿ, where x and n are both non-negative integers:

• A)return power(x, n - 1);
• B)return x;
• C)return 1;
• D)return x * power(x, n - 1);

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Definitions:

CFTR Gene

A gene that provides instructions for making a protein that acts as a channel for the movement of chloride ions across cell membranes, mutations of which can lead to cystic fibrosis.

Chloride Ions

Negatively charged ions (Cl-) that are typically found in extracellular fluid and play critical roles in the body's electrolyte balance.

Epithelial Cells

Cells that cover the surfaces of the body and its organs, serving as a protective barrier and involved in absorption and secretion.

Genotype AA

A genetic configuration where an individual possesses two alleles of type A for a particular gene, denoting a homozygous condition.