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2020 Cell Theory - Extra Credit

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Across
comprised of 3 parts: all living things are made of cells, cells are the basic unit of life, all cells come from preexisting cells
concluded all animals are made of cells
smallest structural and functional unit of an organism
improved the microscope, was the first person to view live cells
keeps conditions within the organism within tolerable limits(balanced)
chemical reactions inside the cell
complex cells, contain a nucleus and membrane bound organelles
Down
Responding to changes in the environment
primitive cells, do not contain a nucleus
concluded all plants are made of cells
gave us the term cell, observed the bark of a cork tree
Helped to determine that cells arise from preexisting cells