It Is Estimated That __________ Percent of the World's Languages

question 19

Multiple Choice

It is estimated that __________ percent of the world's languages are endangered.

• A) 50 to 90
• B) 30 to 50
• C) 90 to 95
• D) 15 to 25

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Definitions:

Cytoplasmic Division

The process by which a cell divides its cytoplasm to form two daughter cells, typically occurs during cytokinesis.

G₁ Phase

The first phase of the cell cycle in which the cell grows and prepares DNA synthesis.

G₂ Phase

The phase in the cell cycle that follows DNA synthesis (S phase) and precedes mitosis (M phase); it is a period of growth and preparation for cell division.

Mitosis

A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.