Cascading Deletions Are Generally Not Used with Relationships for Weak

question 24

True/False

Cascading deletions are generally not used with relationships for weak child entities.

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Definitions:

Nondisjunction

Abnormal separation of sister chromatids or of homologous chromosomes caused by their failure to disjoin (move apart) properly during mitosis or meiosis.

Sperm

The male reproductive cell, or gamete, in sexually reproducing organisms, designed to fertilize the female ovum.

Chromosomal Abnormalities

Variations in the number or structure of chromosomes, often leading to genetic disorders or variations.

Miscarriage

The spontaneous loss of a pregnancy before the fetus is able to survive outside the womb, typically before the 20th week of pregnancy.