At what stage of the cycle does the cell copy its DNA?

Me with these questions if you’re it sure don’t answer

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Explain the physiological changes that occur when the hypothalamus stimulates the sympathetic nervous system. you can make a flowchart or a simple step process. be sure to include all chemicals/hormones secreted, glands involved and the functions of each chemical/hormone.