Answer:
A cell that makes steroid hormones
Explanation:
A cell that makes steroid hormones have the greatest concentration of smooth endoplasmic reticulum. It is named so because it is not studded with ribosomes on its surface unlike rough endoplasmic reticulum. It has smooth appearance. Its main function are synthesizing lipids, carbohydrates, steroid hormone and detoxification.
The oxygen in you lungs are of a higher concentration than it is in your blood This process is through the use of passive transport.<span>Your blood is then returned to the heart and pumped throughout the body. Because your blood has more oxygen in it than your cells do the blood through the use of passive transport again give the oxygen to the cells.</span>
The answer is: Motor neurons