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animals that have a true coelom, which is a fluid-filled body cavity completely lined with tissue that is derived from the mesoderm.
the broad band of tissue in plant organs under the epidermis, including the parenchyma cells and...
the main supporting cells of neurons in the peripheral nervous system (PNS).
a molecule found inside red blood cells that can carry both oxygen and carbon dioxide.
bitter yellow or green alkaline fluid secreted by the liver, which serves to emulsify fats