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a tail-like structure that some prokaryotic and eukaryotic cells use for movement.
anaerobic respiration that occurs in plants and results in the formation of ethanol and carbon...
the U-shaped part of the nephron tubule situated between the proximal and distal convoluted...
the muscular tube of the mammalian digestive tract that links the mouth to the stomach.
the widespread and rapid extinction of species in the present age due to negative human impact...
a thin, flexible layer of the plant cell wall inside the middle lamella. It consists mainly of...