Answer: A) Heart and lungs
Explanation:
The heart becomes more efficient with every beat as it pumps oxygen-carrying blood, the lungs more effective in taking in oxygen, and the muscles more equipped to use more oxygen.
Answer:
Attention and working memory are both key to learning new information. Attention allows information to be taken in. Working memory helps the brain make sense of it.
Explanation:
Answer:inflammation
Explanation:B-cells, antibodies, and T-cells are all specific defenses.
Answer:
I'm still trying to figure that out for my self
C. Take a look at the pic below for the reasoning
