In a diploid cell, at which stage of cell cycle, the amount of DNA is doubled

At what stage of cell cycle does DNA synthesis occur ?

In which phase of cell cycle the amout of DNA in a diploid cell become four times as compared to a haploid cell?

In which phase of cell cycle the amout of DNA in a diploid cell become four times as compared to a haploid cell?

In which phase of the cell cycle, the amount of DNA in a cell remains constant at 4C level, considering that the initial amount of DNA was 2C ?

In which phase of the cell cycle, the amount of DNA in a cell remains constant at 4C level, considering that the initial amount of DNA was 2C ?

At what stage of cell cycle does DNA synthesis take place?

At what stage of cell cycle does DNA synthesis take place?

Analyze the events occurring during every stage of the cell cycle, how the amount of DNA content (C) per cell changes and select the correct option.