Which of the following statements correctly describes the behavior of a tetrad during anaphase I of meiosis?
A) It travels intact to one pole of the dividing cell.
B) It splits into two pairs of sister chromatids, and one pair goes to each pole of the dividing cell.
C) It splits into two pairs of homologous, nonsister chromatids, and one pair goes to each pole of the dividing cell.
D) It splits into four chromosomes, which distribute in random pairs to the two poles of the dividing cell.
Answer: B
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