Answer:
Dalits
Explanation:
Dalits are the lowest "religious" and "social" class in India. Often, being called "untouchables".
Answer:
There are 54 countries in Africa, today.
Explanation:
1. The cells contain the same genes and express the same genes.
2. Multipotent (can differentiate to a limited number of cell fates/into a closely related family of cells).
3. Multipotent, totipotent, pluripotent (though I'm not 100% sure on this one).
4. Provide a source of cells for the body to replace certain types of cells that die.