Which of these activities can threaten biodiversity? a. habitat preservation b. resource conservation c. increase in pollution d. having a variety of niches

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.

answer apply a dressing and apply pressure,then get to the hospital;