Answer: Archaea, (domain Archaea), any of a group of single-celled prokaryotic organisms (that is, organisms whose cells lack a defined nucleus) that have distinct molecular characteristics separating them from bacteria (the other, more prominent group of prokaryotes) as well as from eukaryotes (organisms, including plants and animals, whose cells contain a defined nucleus).
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Photosynthesis</h3>
Explanation:
In plants and algae, which developed much later, photosynthesis occurs in a specialized intracellular organelle—the chloroplast. Chloroplasts perform photosynthesis during the daylight hours.
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Five awesome vessels enter and leave the heart: the unrivaled and second rate vena cava, the aspiratory corridor, the pneumonic vein, and the aorta. The prevalent vena cava and mediocre vena cava are veins that arrival deoxygenated blood from dissemination in the body and purge it into the correct chamber.