On an Entity-Relationship Diagram, a Rectangle Represents A(n)

question 20

Multiple Choice

On an entity-relationship diagram, a rectangle represents a(n) :

• A) data flow.
• B) entity.
• C) multivalued attribute.
• D) repeating group.
• E) relationship.

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Definitions:

Adaptation

An inherited aspect of an individual that allows it to outcompete other members of the same population that lack the trait (or that have a different version of the trait). Adaptations are traits that have evolved through the mechanism of natural selection.

Homologous

Homologous refers to structures or genes that originate from a common ancestor, often performing similar or related functions in different organisms.

Convergent

The evolutionary process wherein organisms not closely related independently evolve similar traits as a result of having to adapt to similar environments or ecological niches.

Complex Eye

A type of eye structure found in some animals, consisting of numerous individual light-sensitive units, allowing for the perception of detailed images.