After chromosomes are duplicated,the identical copies
A) are called twin chromosomes.
B) are attached to each other by a centromere.
C) are separated and paired with their homologous chromosomes.
D) divide again before mitosis can begin.
E) are attached to each other by a cytosome.
Correct Answer:
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Q45: The "S" phase of the cell cycle
Q46: DNA duplicates during
A) interphase.
B) prophase.
C) metaphase.
D) anaphase.
E)
Q47: Sister chromatids are
A) duplicated chromosomes.
B) identical copies.
C)
Q48: The nuclear envelope reforms during
A) interphase.
B) prophase.
C)
Q49: When chromosomes duplicate,the copies are
A) not connected
Q51: Which of the following describes sister chromatids?
A)
Q52: In drawings of chromosomes,the "X" shape indicates
Q53: Microtubules attach to _ on centromeres during
Q54: By what stage in mitosis are sister
Q55: Sister chromatids are held together by
A) a
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