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the front part of the body below the chest and above the pelvis it contains the stomach and several other organs including the intestines and the liver
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one of the tubes in the chest through which air goes into the lungs
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one of the two main tubes coming from the trachea that carry air into the lungs. it has many smaller tubes called bronchioles connected to it.
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a substances that forms the walls of plant cells and plant fibres
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Strong layer that surrounds cell, protecting them and giving them shape
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break down the food
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the First section of the Small intestine
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A space Inside the cells were Food is digested in some protoza (organisms consisting of one Cell only)
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to cover something in order to prevent heat, cold
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the smallest part of an element or compound that could exist independently
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substances that the cells are made of. it consists of the cytoplasm and the nucleus
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