Answer:
Good hygiene lowers your risk for diseases and illnesses commonly spread through viruses and bacteria. Your hands come into contact with bacteria every time you cough, use the restroom, touch your pet, or touch surfaces, such as stair railings, used frequently by others
Explanation:
Answer: Total volume of fat in his body is 
Explanation:
Density is defined as the mass contained per unit volume.

Given:
Density of fat cells = 
mass of fat cells = 20% of the mass of a 70 kg student's body is fat= 
Volume of fat = ?
Putting in the values we get:


Thus total volume of fat in his body is 
Answer:
You should try to determine the nature of the complaint and rule out and treat any immediate life-threatening airway, breathing and circulation problems
Explanation:
An individual center of gravity is usually found A. Just above the belly button.
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