cell theory

noun

a basic tenet of modern biology, first stated by Matthias Schleiden and Theodor Schwann in 1838–39, that cells are the basic units of structure and function in living organisms.

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Question 1 of 9

You may have read the word "simmer" in a recipe or two, but what does it really mean?

To cook in water that begins cold and then reaches a boil.

To stew in a sauce for a long time.

To cook in water, just below boiling temperature.

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Words nearby cell theory

Cellosolve, cell pack, cell phone, cell plate, cell sap, cell theory, cell-transfer therapy, cellula, cellular, cellular biology, cellular differentiation

Example sentences from the Web for cell theory

But the publication in 1839 of Schwann's cell-theory marks the rise of modern pathology.
Experiments on Animals|Stephen Paget
Schwann had therefore a good deal of exact knowledge to go upon in discussing the significance of the ovum for the cell-theory.
Form and Function|E. S. (Edward Stuart) Russell
The harmful influence of the cell-theory upon morphology did not pass unnoticed by the broader-minded zoologists of the day.
Form and Function|E. S. (Edward Stuart) Russell
The comparison of cells with crystals was made in 1838 by the founders of the cell-theory, Schleiden and Schwann.
The Wonders of Life|Ernst Haeckel

The influence of the cell-theory on morphology was not altogether happy.
Form and Function|E. S. (Edward Stuart) Russell

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