1. Classification of Living Things
When classifying organisms, scientists study a wide range of features, including those visible to the naked eye, those detectable only under a microscope, and those that can be determined only by chemical tests. ... Biochemists study and compare the molecular interactions within an organism that enable it to grow, make and store energy, and reproduce. ... With the invention of the microscope and further studies of life, three more kingdoms have been recognized, Fungi, Protista and Monera. ... Tissue: vascular tissue, which guides water and nutrients to the cells of the plant; groun...
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