is held constant throughout the experiment.
the control group is used as a foundation for your experiment so you know what changes what and how to manipulate the independent variable.
It’s an abiotic factor because it’s not living.
The baby boomers gain about 5 billion more people
Answer: Calories are the amount of energy released when your body breaks down (digests and absorbs) food.
Explanation:
The more calories a food has, the more energy it can provide to your body. When you eat more calories than you need, your body stores the extra calories as body fat. Even a fat-free food can have a lot of calories
Answer:
The Digestive System
Explanation:
Most nutrient absorption occurs in the small intestine. Nutrients are absorbed through its walls into the circulatory system and by the time the chyme exits the small intestine, only water and undigestible substances are left behind. The chyme then enters the large intestine. (Or The Digestive sytem anways)