Answer: A. before a cell divides to provide each of the two resulting cells with a complete set of DNA instructions During mitosis everything in the original cell must make a copy of itself so that the two daughter cells have as much DNA and chromosomes as the original.
At what point in the cell cycle does DNA replication occur and why?A. before a cell divides to provide each of the two resulting cells with a complete set of DNA instructionsB. before a cell divides to ensure that the DNA wi…