Current Evidence Indicates That Bacteria and Archaea Existed on Earth

question 25

True/False

Current evidence indicates that bacteria and archaea existed on earth for approximately 2 billion years before eukaryotes appeared.

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Definitions:

Scientific Method

A systematic approach to research and experimentation used to explore observations and answer questions.

Risk For Falls

A clinical term referring to an increased likelihood of a patient to fall, which could result in physical harm.

Urinary Catheter

A tube inserted into the bladder through the urethra to drain urine from the body when individuals cannot do it naturally.

Narcotic Pain

Pain that is severe enough to require treatment with narcotics, potent pain-relieving substances that work by altering the perception of pain in the brain.