The structural and functional unit of life is (a) a cell, (b) an organ, (c) the organism, (d) a molecule.
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Cell Structure and Function 1665 Robert Hooke - noted for coining the term “cells” - he viewed thin slices of cork - he noticed the cork tissue was honeycomb like arrangement that reminded him of empty chambers or “cells”. 1673 Antony van Leeuwenhoek - improved lens allowing for better magnification - see living organisms for the first time 1831 Robert Brown (English - botanist) – described the nucleus of the cell, naming it Cell Theory - 3 parts and the contributors 1838 Matthias Schleiden (German - botanist) - noticed all plants are made of cells 1839 Theodor Schwann (German - zoologist) - noticed all animals are made of cells 1. All living things are composed of one or more cells. 2. Cells are the basic un
Textbook: Human Anatomy & Physiology
Author: Elaine N. Marieb, Katja N. Hoehn
ISBN: Human Anatomy & Physiology
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