Insulin is produced by beta cells of the pancreas for storing and disposing of the glucose in various parts of the body like liver. This activity is a differentiated function of the beta cells of pancreas only. Although gene for insulin production is present in all cells, it is expressed only in the beta cells. Hence, it is a differentiated function.
Wind<span> is a </span>form of solar energy<span>. Winds are caused by the uneven heating of the atmosphere by the sun, the irregularities of the earth's surface, and rotation of the earth.</span>
Answer:
C. True.
Explanation:
It should be understood that the the percentage of nitrogen is the highest in the atmosphere. This is because, it make up of more than 60% of the atmosphere. And it should be noted that the atmospheric nitrogen is inform that can not be used by the plant.
Therefore, there is a need for a certain group of bacteria which live in the root noodles of the plants to convert the unused form of the atmospheric nitrogen to a form that can be used by the plants.
The answer is B. A tendon joins bone to muscle and a tendon joins bone to bone.<span />
<span>Alveoli are specifically designed to quickly facilitate the exchange of gas from the lungs to the blood. They are very small, but with a very high surface area allowing a greater amount of gases to be exchanged in a comparatively short period of time.</span>
