Explain explain how lungs and alveoli are adapted for efficient gas exchange in the context of Animal tissues, organs and organ systems.

alveoli is the starting point for this answer. Students should be able to explain how lungs and alveoli are adapted for efficient gas exchange. A clear answer should keep that idea linked to The heart and blood vessels in Animal tissues, organs and organ systems. You can support the point by showing that alveoli is a curriculum-aligned term linked to the learning objective: Explain how lungs and alveoli are adapted for efficient gas exchange. Do not giving a vague answer instead of directly addressing: Explain how lungs and alveoli are adapted for efficient gas exchange; instead answer by clearly explaining how to explain how lungs and alveoli are adapted for efficient gas exchange.

This question expects a structured explanation, not a single isolated fact. Credit comes from naming the correct idea, using precise biological vocabulary, and keeping the answer anchored to The heart and blood vessels. Use precise biological vocabulary when you explain how to explain how lungs and alveoli are adapted for efficient gas exchange.