- Life Sciences
a muscular structure on the floor of the mouth of most vertebrates, which manipulates food for mastication by mixing the food with the saliva. It is the primary organ of taste and, in humans, a secondary function is to assist in the production of certain sounds.
the transfer of pollen from the anther to the stigma of the same plant (self-pollination) or of...
cup-shaped sac at the beginning of the nephron, which surrounds the glomerulus.
simple inorganic chemical substances (mineral salts) that are needed in very small amounts for...
the excessive growth of algae in eutrophic streams, rivers and dams.