Question

Which mutation causes either the inclusion of an extra chromosome in offspring or the deletion of an entire chromosome?
Responses
A deletiondeletion
B insertioninsertion
C crossing-overcrossing-over
D non-disjunction

Answers

GPT-4o mini
The correct response is:

D non-disjunction

Non-disjunction is the failure of homologous chromosomes or sister chromatids to separate properly during cell division, leading to the inclusion of an extra chromosome in the offspring (trisomy) or the deletion of an entire chromosome (monosomy).

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