If many cancers can cause the immune system to not work properly, then what can happen with the immune system when the body has cancer? Answer choices: - a lot of human deaths - It won't work properly - major threat to health - It will work efficiently - hospitalization - It will grow - direct damage to the lungs - It won't do anything
It won't work properly

If mammals generate heat mainly by burning calories, then mammals generate heat mainly by what? Answer choices: - hugging mammals - calorie counting - with their fur - energy of moving objects - burning calories - sweating - selling fur coats - flow of electrons
burning calories

If ameasuring cup is used for measuring vital capacity, then ameasuring cup is used for measuring? Answer choices: - vital capacity - heat energy - Temperature - barrel-shaped - layers of fat - body water - all liquids - deoxyribonucleic acid
vital capacity