The principal components of the plasma membrane are lipids (phospholipids and cholesterol), proteins, and carbohydrates. The plasma membrane protects intracellular components from the extracellular environment. The plasma membrane mediates cellular processes by regulating the materials that enter and exit the cell.
Members of the Shudra caste, for example, are relegated to performing hard physical work regardless of their skill, intelligence, or ambition. Those born into the Brahman caste must attend university or become a member of the clergy, even though they may show no interest or aptitude toward that end.
Answer 1   No. Christianity and Islam are not examples of ethnic religions  Judaism is an example of an ethnic religion.It is impossible to be  a Jew without being a Je â¦ w. But many people belong to Christianity  or Islam who are from the Philippines, Swaziland, India, England,  etc.thnic culture can be describes as the way of life that certain ethnic groups follow. An example of ethnic culture would be how the Italians enjoy eating pasta or how the fren â¦ ch enjoy their wine. tyrese thompson.