Which example is an indication of stress? becoming more alert narrowing air passages slowing down of the heartbeat decreasing blood sugar with adrenaline

Which of these is likely to be the best source of valid health information?

John is jogging on a winter day. the outdoor temperature is 31° f. yet his body temperature is 98°f. which term best describes the process causing this difference in temperature?

Which action occurs in the third stage of cell division a. the nuclear material of a cell is copied exactly b. the nuclear membrane disappears c. the cell forms two nuclei or d. the nuclear material separates, with half moving to wither side of the cell