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Answer:
improve fertility, soil structure and biodiversity, and reduce erosion · Reduce the risks of human, animal
Answer;
The respiratory system supplies the oxygen that the cardiovascular system transports to the different cells for the production of energy.
Explanation;
-The function of the respiratory system is to add oxygen to the blood and remove carbon dioxide.
-The circulatory system carries blood throughout the body via an intricate network of arteries and veins.
-The respiratory and circulatory systems bring oxygen and nutrients to the cells. Both systems work together to maintain homeostasis.
Answer:
Dopamine, Acetylcholine, Serotonin
Explanation:
Answer:
B
Explanation:
in the decomposers, such as bacteria.
