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5 days ago · An organ teacher for the University of Sydney, his students have been regular prize-winners in organ competitions around Australia. Robert writes and arranges organ and choral music, and has made audio recordings on the ABC, Move and Woodward labels, and a video recording on the Marcom label performing Guilmant's Symphony No. 1 in D minor with ...
5 days ago · vertebrate, any animal of the subphylum Vertebrata, the predominant subphylum of the phylum Chordata. They have backbones, from which they derive their name. The vertebrates are also characterized by a muscular system consisting primarily of bilaterally paired masses and a central nervous system partly enclosed within the backbone.
3 days ago · Infobox references. Serotonin ( / ˌsɛrəˈtoʊnɪn, ˌsɪərə -/) [6] [7] [8] or 5-hydroxytryptamine ( 5-HT) is a monoamine neurotransmitter. Its biological function is complex, touching on diverse functions including mood, cognition, reward, learning, memory, and numerous physiological processes such as vomiting and vasoconstriction. [9]
2 days ago · Artificial intelligence, the ability of a computer or computer-controlled robot to perform tasks commonly associated with intelligent beings. The term is frequently applied to the project of developing systems with the ability to reason, discover meaning, generalize, or learn from past experiences.
4 days ago · Country music. Country (also called country and western) is a music genre originating in the southern regions of the United States, both the American South and the Southwest. First produced in the 1920s, country music is primarily focused on singing stories about working-class and blue-collar American life.
6 days ago · Mitochondrion. Two mitochondria from mammalian lung tissue displaying their matrix and membranes as shown by electron microscopy. A mitochondrion ( / ˌmaɪtəˈkɒndriən /; [1] pl.: mitochondria) is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi.
5 days ago · noun. : the system of organs comprising those concerned with the production and excretion of urine and those concerned with reproduction. called also genitourinary system, urogenital system, urogenital tract.
