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Correct Answer: Small IntestineThis process is called absorption. The inner walls of the small intestine have thousands of finger-like outgrowths. These are called villi (singular villus). ...Read more
Correct Answer: Two neuronsAn electrical synapse is a mechanical and electrically conductive link between two neighboring neurons that is formed at a narrow gap between the pre- and postsynaptic neurons known as a&nb...Read more
Correct Answer: Phylum AnnelidaThe annelids, also known as the ringed worms or segmented worms, are a large phylum, with over 17,000 extant species including ragworms, earthworms, and leeches....Read more