Hi,
Ozone intake can cause irritation in what system of the body?
D. Respiratory
A. A UNIT OF ENERGY SUPPLIED BY FOOD.
A calorie is a unit of energy. Historically, scientists have defined "calorie" to mean a unit of energy or heat that could come from a variety of sources, such as coal or gas. In a nutritional sense, all types of food — whether they are fats, proteins, carbohydrates or sugars — are important sources of calories, which people need to live and function.
Answer:B
Explanation:She is sharing information that she already has with her granddaughter.The other options would not fit properly for what the question is asking.
Answer:
There are many harmful chemicals in the cigarette that increases the red blood count. The compounds that is found in the cigarette are carbon monoxide, and other compounds that decreases the level of oxygen inside the body.
In order to compensate the oxygen level of the body, the body boosts the level of production of red blood blood cells in the body.
hence, the chemical like carbon dioxide and monoxide tends to decrease the level of oxygen in the body and elevated red blood cells.