An ER Diagram Is a Graphical Representation of a Data

question 41

True/False

An ER diagram is a graphical representation of a data model.

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Definitions:

Molecular Evolution

The process by which genetic material undergoes changes in its molecular structure and sequences over generations.

BRCA1 Gene

A gene that produces a protein responsible for repairing DNA, where mutations can lead to an increased risk of breast and ovarian cancer.

Chromosome

A long, continuous thread of DNA that contains numerous genes and regulatory information, present in the nucleus of most living cells.

BRCA1 Gene

A gene that produces a protein playing a key role in repairing damaged DNA; mutations in BRCA1 can significantly increase the risk of breast and ovarian cancer.