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Multiple Choice
Which of the following is false regarding sister chromatids?
A
Sister chromatids are created when DNA is replicated.
B
Sister chromatids form in the S-phase stage of the cell cycle.
C
Sister chromatids are separated during mitosis.
D
Sister chromatids are attached to one another at the centromere.
E
Both of the sister chromatids end up in the same daughter cell after cytokinesis has occurred.
Verified step by step guidance
1
Understand the concept of sister chromatids: Sister chromatids are identical copies of a single chromosome that are connected by a centromere. They are formed during the S-phase of the cell cycle when DNA replication occurs.
Review the process of mitosis: During mitosis, sister chromatids are separated and distributed into two daughter cells. This ensures that each daughter cell receives an identical set of chromosomes.
Examine the statement about cytokinesis: Cytokinesis is the process that follows mitosis, where the cytoplasm of a single eukaryotic cell is divided to form two daughter cells. Each daughter cell should receive one of the sister chromatids, not both.
Analyze the given options: The statement 'Both of the sister chromatids end up in the same daughter cell after cytokinesis has occurred' contradicts the fundamental process of mitosis and cytokinesis, where sister chromatids are separated into different daughter cells.
Conclude which statement is false: Based on the understanding of mitosis and cytokinesis, the statement about both sister chromatids ending up in the same daughter cell is false, as it goes against the normal distribution of chromatids during cell division.