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Which of the Following Is NOT an Unknown Factor That

question 20

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Which of the following is NOT an unknown factor that can produce changes in Canadian families?


Definitions:

Carriers

Individuals or organisms that have one copy of a recessive gene for a genetic trait or disease but do not exhibit the trait or disease themselves.

Reciprocal Translocations

A chromosome abnormality caused by exchange of segments between non-homologous chromosomes.

Nonhomologous Chromosomes

Chromosomes that are not alike and do not carry the same genes, typically one from each parent.

Sister Chromatids

Two identical copies of a chromosome that are connected by a centromere, formed during DNA replication and separated during cell division.

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