They are joined together by a common centromere.
Two genes, BRCA1, located on chromosome 17q21 (5,6), and BRCA2, located on 13q12-13 (7–9), have been shown to predispose to familial breast cancer.
Answer:
after Transcription DNA is copied into a new molecule of messenger RNA. DNA safely and stably stores genetic material in the nuclei of cells as a reference, or template.
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