Increases in Atmospheric Oxygen Benefitted Early Eukaryotes

question 135

Multiple Choice

Increases in atmospheric oxygen benefitted early eukaryotes.Which statement concerning this phenomenon is false?

• A) It killed off numerous prokaryotes, thus reducing competition for resources.
• B) It became an essential component of energy metabolism.
• C) The flexible cell membrane allowed acquisition of more oxygen through diffusion.
• D) Increased energy facilitated development of more cellular complexity.
• E) Oxygen could be eliminated by contractile vacuoles.

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Definitions:

Babbling

A stage in language development involving the production of sounds, combinations of sounds, and syllables that precede the formation of meaningful words.

Critical Period

A specific time during development when the presence or absence of certain experiences has a long-lasting impact on the individual.

Language Acquisition

Language Acquisition is the process by which humans gain the ability to perceive, produce, and use words to communicate effectively.

Linguistic Determinism

The theory that language shapes and limits human thought processes and perceptions of reality.