Examlex
Sexual differentiation begins with ____.
BRCA1
A gene located on chromosome 17, playing a critical role in the repair of DNA breaks; mutations can significantly increase the risk of breast and ovarian cancer.
BRCA2
A gene located on chromosome 13 that produces a protein involved in DNA repair and plays a key role in maintaining the genetic stability of cells.
Mitotic Spindle
A structure composed of microtubules that segregates chromosomes into daughter cells during mitosis.
Microtubules
Cylindrical structures that are part of the cytoskeleton in all eukaryotic cells, involved in cellular movement, shape, and division.
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