A Foreign Key in a Relation That References the Primary

question 119

Multiple Choice

A foreign key in a relation that references the primary key values of that same relation is referred to as a:

• A)secondary key
• B)recursive foreign key
• C)composite key
• D)complex key

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Definitions:

Monozygotic Twins

Also known as identical twins, these are twins who originate from a single fertilized egg and share identical genetic material.

Genetically

Pertains to genes and the hereditary material passed from parents to offspring, influencing traits and characteristics.

Fertilized Ovum

A cell that results from the fertilization of an ovum (egg) by a sperm, marking the beginning of a human life.

Genetic Material

The molecules (mainly DNA or RNA) within cells that carry the genetic instructions for the development, functioning, growth, and reproduction of all known organisms.