Hurricane: Before the storm you can pick up all your lawn furniture or toys you have in the yard so they do not fly and hurt someone. During the storm you can stay indoors. After the storm only go out if you are aloud too and wear shoes so you do not step on anything that can cut you.
Atrial fibrillations the problem of irregular heartbeats, due to which clots can form inside the veins, and may lead to stroke, and ultimately, heart failure. An anticoagulant is given to such patients, to decrease the chances of occurrence of a heart attack due to blood clot formation.
Photosynthesis its called.
The answer is letter A.
Biking or bicycling is a form aerobic exercise that develops cardiorespiratory fitness. This is because the heart and lungs are the important organs that function when this activity is being done. Biking for 30 minutes to more than a few hours will inhibit the strengthening of the muscles of the heart and the ability of the lungs to convert unoxygenated blood into oxygenated blood. If you engage in this activity on a regular basis, you will notice and improvement in your performance.