Answer:
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Explanation:
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D)Oxygen diffuses from alveolar sacs to blood in capillaries
Answer:
The correct answer is b
Explanation:
i just took the test, and the answer is b. absorbs water, salt, and minerals using villi
Organism part of the protists kingdom is the fungi
Answer:
As a general rule, it takes people between the ages of 20 and 29 two weeks to adapt to a cardio-respiratory activity workload.
Explanation:
- Cardio-respiratory activities are those activities which are done to provide strength to our heart and lungs. These activities include running, bicycling and swimming.
- It takes only two weeks for the people of ages between 20 and 29 to make them comfortable in a cardio-respiratory activity.
- There are four components of the cardio-respiratory activities/ training:
- Frequency
- Intensity
- Time
- Type
