Answer:
Pre-Columbian civilizations, the aboriginal American Indian cultures that evolved ... human society and culture, ranking with the early civilizations of Egypt, Mesopotamia, and China. ... Teotihuacán, in the Valley of Mexico, was an urban centre of some 150,000 people,
Answer:
Sometimes
Explanation:
Brain damage can be very damaging or minimal depending on what part of the brain is damaged.
Answer: Differentiation
Explanation:
The differentiation is one of the type of normal process that occur due to the selective change and it is distinct from in the function. The differentiation is basically refers to the breaking into the smaller parts.
According to the question, the formation of the different types of cell which cause the genes sometime ON or OFF then this process is basically known as the cell differentiation. This process is mainly occur due to the process of genes expression.
Therefore, Differentiation is the correct answer.