Which nutrient provides energy?

Prepare for the YouScience Animal Science and Livestock Production Test with comprehensive quizzes. Study using flashcards and multiple-choice questions, each featuring helpful hints and detailed explanations. Get set for your test!

Multiple Choice

Which nutrient provides energy?

Explanation:
Carbohydrates provide energy. They’re the body’s quickest fuel because they’re broken down into glucose, which powers cells through metabolic pathways like glycolysis and the citric acid cycle to make ATP, the energy currency the body uses for activity and brain function. Fats also supply energy, but carbohydrates are the primary source, especially for quick or intense activities. Vitamins don’t supply calories themselves; they assist metabolism as cofactors rather than directly providing energy.

Carbohydrates provide energy. They’re the body’s quickest fuel because they’re broken down into glucose, which powers cells through metabolic pathways like glycolysis and the citric acid cycle to make ATP, the energy currency the body uses for activity and brain function. Fats also supply energy, but carbohydrates are the primary source, especially for quick or intense activities. Vitamins don’t supply calories themselves; they assist metabolism as cofactors rather than directly providing energy.

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