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Invertebrates
animals without backbones
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Kingdom
the largest of the divisons of living things.
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Linnaeus, Carolus
A swedish biology of the eighteenth century.
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Lipids
a group of organic molecules that includes fats, oils, and waxes
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Meiosis
division of cells in which "daughter" cells are produced, each with half the genes of the parent
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Meristem
The region on a plant where division of cell occurs
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Metabolism
the total of the chemical reactions that maintain the life of a living thing
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Metamorphosis
a change in an animal as it grows, particularly a radical change
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Microorganisms
Organisms so small that they can be seen only through a microscope
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Missing Link
a supposed animal midway in evolution between apes and humans
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Mitosis
division of single cell into two identical "daughter" cells
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Molecular biology
the branch of science devoted to studies of the structure, function, and reactions of DNA, RNA, proteins, and other molecules involved in life processes
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Mollusks
a phylum of invertebrates with soft bodies and muscular
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Monera
The kingdom of single-celled organisms
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Morphology
The study of the structure of living things
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