Nitrification. Hope this helped!
Answer:
Which of the following human activities do not require water?
a. agriculture
b. household chores
C. industry
<u>d. none of the above</u>
<em>Hope</em><em> this</em><em> helps</em>
Answer:
C.)He believed landing a man on the moon would show the Soviet Union that the US was more powerful
Explanation:
This was the time of the Cold War, and America and the Soviet Union were rivals.
Answer: The function of the Alveolar type II cells is that they secrete a lipoprotein material that is known as surfactant. The primary function of the surfactant is to reduce the surface tension in the alveoli.
Explanation:
Type II have an important function Type II as they secrete pulmonary surfactant in order to lessen the surface tension of water and allows the membrane to separate, therefore increasing its capability to exchange gases.
Answer:
The correct answer is option A. "The contents of blood come into closer contact with tissues in a closed system than an open system".
Explanation:
In a closed circulatory system, the blood has an specific path, circulating from arteries to veins and to smaller blood vessels throughout the body. This is in contrast with open circulatory systems at which the blood is not contained in arteries or veins but it suffuses the body. A closed circulatory system have many advantages over open circulatory system, however in a closed circulatory system the contents of blood are not into closer contact with tissues in than an open system. Actually, in an open circulatory system the blood is in closer contact with tissues.
