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a kingdom of plant-like unicellular and multicellular organisms that do not contain chlorophyll or vascular tissue. Their cell walls are made of chitin and they reproduce by means of spores.
the process whereby useful molecules, such as glucose and amino acids, as well as water and...
a microscopic hair-like extension of the cell membrane of the epithelial cells forming the outer...
the domain that contains prokaryotic micro-organisms. Some live in extreme environments, such as...
(also called polymers) large, more complex molecules formed when monomers join together.