Question

compare the structure and function of the respiratory system and the digestive system.

Answer 1

Answer:

the qualities that make somebody/something different from other people or things; the nature of somebody/something

Answer 2

Answer:

The digestive tract provides the nutrient molecules, through the process of digestion, while the respiratory tract provides oxygen. As such, the two systems work together to give your cells the ingredients they need to produce energy, which they use to communicate, build cellular products and grow.

Explanation:

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