Define Entity Integrity

question 23

Essay

Define entity integrity. What are the two requirements to ensure entity integrity?

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Definitions:

Nutrients And Oxygen

are essential elements required by living organisms to sustain life, with oxygen needed for respiration and nutrients for various metabolic processes.

Placenta

An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to and removing waste from the fetus through the umbilical cord.

Embryo

the developing human organism from about 2 weeks after fertilization through the second month

Mother's Voice

The sound produced by a child's mother, which is often associated with comfort, security, and familiarity.