Which of the following statements is correct?

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(D) $1$. Option $A$ is incorrect because cytokinesis occurs in both mitosis and meiosis.$2$. Option $B$ is incorrect because $DNA$ replication occurs

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Genetic recombination occurs only during meiosis.

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(D) $1$. Option $A$ is incorrect because cytokinesis occurs in both mitosis and meiosis.$2$. Option $B$ is incorrect because $DNA$ replication occurs during the $S$-phase of the cell cycle,which precedes both mitosis and meiosis.$3$. Option $C$ is incorrect because spindle fibers are formed in both mitosis and meiosis.$4$. Option $D$ is correct because genetic recombination (crossing over) is a specific feature of the pachytene stage of prophase-$I$ in meiosis,which does not occur in mitosis.

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