Consider the Following Points

question 35

Multiple Choice

Consider the following points:
a) All excavates live in environments where oxygen availability is low; b) all excavates lack mitochondria; and c) all excavates have some mitochondrial genes. Based on this information, which of the following statements is true of the excavate lineage?

• A) Their ancestors were not able to metabolize glucose.
• B) Their ancestors were eukaryotes that existed prior to the origin of mitochondria.
• C) Their ancestors had mitochondria, but the mitochondria were lost over time.
• D) Excavates are in the process of acquiring mitochondria through evolutionary adaptation.

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Definitions:

Slavery

A system in which individuals are owned by others, deprived of personal freedom, and forced to perform labor or services without compensation.

Wilkes

Refers to John Wilkes, an English radical, journalist, and politician in the 18th century known for his advocacy for freedom of the press and electoral reform.

Indigenous People

Ethnic groups who are the original inhabitants of a given region, having pre-colonial historical ties to the land and distinct cultural, social, and economic practices.

Social Classes

Categorizations of individuals and groups based on economic, occupational, or social status within society.