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the double membrane that surrounds the lungs.
plastids responsible for pigment synthesis and storage. They mainly contain carotenoids, but can...
tumours in the lung tissue that interfere with the normal functioning of the lungs.
(also called the stele) the region that includes the pericycle and the vascular tissues in a...
undifferentiated and unspecialised actively dividing cells in the growth regions of plants, such...
rain that contains high levels of sulfuric acid, hydrochloric acid and nitric acid.