Evaluate the Determinant

question 68

Essay

Evaluate the determinant .

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Definitions:

Y-linked Recessive

A mode of genetic inheritance in which a trait is carried on the Y chromosome and manifests only in males, as females do not inherit Y chromosomes.

X-linked Recessive

A pattern of inheritance in which a mutation is located on the X chromosome, typically affecting males more severely since they have only one X chromosome.

Heritability

A measure of how much of the variation in a trait among individuals within a population can be attributed to genetic differences.

Twins

Two individuals born from the same pregnancy, who can be either identical (from one egg) or fraternal (from two different eggs).