What Is the Strongest Evidence for the Idea That Present-Day

question 21

Multiple Choice

What is the strongest evidence for the idea that present-day eukaryotic aerobes are the descendants of the successful symbiotic association of anaerobes and aerobes?  

• A) Mitochondria can produce ATP.
• B) A mitochondrion can survive indefinitely when removed from a eukaryotic cell.
• C) A mitochondrion has its own set of DNA molecules.
• D) Fossilized mitochondria are older than the oldest fossilized eukaryotes.
• E) All eukaryotic cells have mitochondria.

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Definitions:

Knowledge Construction

The process by which learners actively create, interpret, and reorganize information and experiences into new understandings or insights.

Babyness

Characteristics or qualities that evoke a nurturing response, typically associated with infants, such as round faces, large eyes, and small features.

Konrad Lorenz

An Austrian biologist known for his foundational work in ethology, notably his studies on imprinting behavior in geese.

Ethology

The scientific study of animal behavior, typically with a focus on behavior under natural conditions, and viewed as an evolutionary adaptation.