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the right and left halves of bilaterally symmetrical organisms are mirror images of each other
the growth of cities due to the influx of people from rural areas.
biochemical process that traps radiant or light energy from the Sun and converts it into glucose...
the structure that separates the right ventricle from the pulmonary artery. It prevents the...
a connected network of vessels and glands, which carry lymph throughout the body.
single-celled algae that have two flagella and are found mainly in seawater but are also common...