When they are no longer lined out with each other and based on the congruency
Answer:
To send blood through the body.
Explanation:
“Every time your heart beats, it sends blood throughout the body.”
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<span>Just like we need nutrients in our diet, plants need nutrients like molybdenum and nickel. They absorb these nutrients through their roots that are deeply embedded within the soil. A deficiency in this basic nutrients would result to stunting the growth of plants and its overall capacity to survive and thrive within its environment.
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Answer: Gasses are exchanged across the alveolar membrane.
The exchange of gasses takes place across the alveolar membrane of the lungs. Our respiratory system are composed of nose, pharynx, larynx, trachea, bronchi, and lungs (alveoli) where gas exchanges between the blood and external environment by diffusion. Moreover, during the gas exchange, the oxygen enters the blood while carbon dioxide enters the alveoli.
