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20 September, 13:04

A widow's peak is a human trait that is controlled by a single gene. 7. a male inherits two x chromosomes. 8. a karyotype tracks which members of a family have a trait. 9. hybridization is the crossing of two genetically similar organisms. 10. a genome is all the dna in one cell of an organism.

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  1. 20 September, 14:35
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    I'm not sure what the question is in this.
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