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You examine an unknown organism using freeze-fracture electron microscopy and discover ribosomes in its cytoplasm.You also find that it has inner membranes, but it is difficult to tell whether they are contiguous with the cell membrane or not.Finding which of the following would allow you to classify this organism as a prokaryote?
Circadian Rhythm
The natural internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.
Core Temperature
The central temperature of the body, maintained within a narrow range necessary for optimal physiological functioning.
Physical Activity
Any bodily movement produced by skeletal muscles that requires energy expenditure, beneficial for health and fitness.
Health Care-Acquired Infection
Infections that patients acquire while receiving treatment for other conditions within a healthcare setting.
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