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parenchyma cells that are exposed to light and contain many chloroplasts. Chlorenchyma cells facilitate photosynthesis.
skeletal muscle found all over the body, attached to the skeleton.
a chemical substance that affects the way the body works.
the internal supporting framework made of cartilage and/or bone. This type of skeleton occurs in...
the immunity with which an organism is born.
one of the building blocks of lipids (fats).