Which if the following is true?
A) Cells are considered to be 2n after meiosis I.
B) A chromosome may contain one or two chromatids in different phases of the mitotic or meiotic cell cycle.
C) Cells are 4n after S phase.
D) Sister chromatids in mitosis are not identical.
E) A chromosome always contains the same number of chromatids, regardless of phase of the mitotic or meiotic cell cycle.
Answer: E
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