Answer:
False.
Explanation:
Human body derives most of its energy from dietary fat.
Dietary fat is fat consumed in the food that we eat. Fat is a major source of energy in the diet and it provides nine calories per gram and it’s more than twice the number that carbohydrates or protein provide. Dietary fat is different than body fat. Pure carbs give a respiratory quotient of 1, while fat give 0.7. People that are on average diets have a respiratory quotient of 0.8. That indicates that fat is every organism's main fuel. If some is well trained, athletically, more fat and ketones will be used as fuel.
Ummm maybe twice a year. That seems like a reasonable answer
The answer is the cataract. A cataract is a shadowing of the lens in the eye which leads to a decline of vision. Cataracts often progress slowly and can affect one or both eyes. Symptoms may include faded colors, blurry vision, and halos around light, trouble with bright lights, and trouble seeing at night.