Echinoderms I believe! Good luck, hope this helps!!
Answer:
The correct option is <u>4. They are specialized.</u>
Explanation:
All cells in our body originate from the stem cells. The stem cells keep dividing and become specialized. Each specialized cell in the body performs a specific function for which it is made. Also, the shape of some cells is changed so that they have a shape which allow them to perform their functions. For example, the cells in our muscles are termed as myocytes. There are three different kinds of myocytes, each with different shapes which allows them to function properly.
Answer:
Option (2).
Explanation:
Inflammation may be defined as the natural process that helps the body to defend and helps in healing of the body. The production of white blood cells increases at the time of inflammation.
Leukotrienes, histamine, bradykinin and prostaglandins are the chemicals that mediate inflammation process. These chemicals increases the production of immune cells and causes redness, heat and swelling in the body.
Thus, the correct answer is option (2).
A. by building highways, railways, and airports
C.by providing power and Internet connections
D.by importing or developing innovative technologies
Physical capital applies to circumstances of production that subsist in a material way and could participate in the improvement of the effectiveness of commercial operation which is conducted out by the nation. Although the development of substantial training and the enhancement of food nutrition could be deemed as an expenditure, However, it does not directly involve in the expansion of the physical capital.
The nucleus stores the DNA; the ER synthesizes proteins (rough), steroids and lipids (smooth); the mitochondria is the powerhouse of the cell; the Golgi aids in transportation; therefore, the lysosomes would be the organelle to ensure that humans did not have webbed feet, as it would "dispose" of that extra tissue.
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