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Mitochondria Are Thought to Be the Descendants of Certain Alpha

question 46

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Mitochondria are thought to be the descendants of certain alpha proteobacteria. They are, however, no longer able to lead independent lives because most genes originally present on their chromosome have moved to the nuclear genome. Which phenomenon accounts for the movement of these genes?


Definitions:

Deep Processing

A method of learning in which information is analyzed in a meaningful way as opposed to merely memorized.

Parallel Processing

The ability of the brain to simultaneously process incoming stimuli of differing quality, a key feature of neural network functioning.

State-dependent Memory

The phenomenon through which information learned in a particular state of mind (e.g., happy, sad, intoxicated) is more easily recalled when in the same state.

Semantic Memories

Memories of meanings, understandings, and other concept-based knowledge unrelated to specific experiences.

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