According to the Endosymbiotic Theory, Why Was It Adaptive for the Larger

question 26

Multiple Choice

According to the endosymbiotic theory, why was it adaptive for the larger (host) cell to keep the engulfed cell alive, rather than digesting it as food?

• A) The engulfed cell provided the host cell with adenosine triphosphate (ATP).
• B) The engulfed cell provided the host cell with carbon dioxide.
• C) The engulfed cell allowed the host cell to metabolize glucose.
• D) The host cell was able to survive anaerobic conditions with the engulfed cell alive.
• E) The host cell would have been poisoned if it had digested the engulfed cell.

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Definitions:

Stepfamilies

Family units formed by the remarriage of a divorced or widowed person that include a child or children from a previous marriage.

Nuclear Families

A family structure consisting of two parents (a mother and a father) and their children, considered the traditional family unit.

Cohesive

Characterized by unity; sticking together tightly or working well together to form a whole.

Complexity

The state or quality of being intricate or complicated, often involving multiple interconnected parts.