Tag Archives: muscle contraction

The beginnings of cell theory: Schleiden, Schwann, and Virchow

JMS Pearce Hull, England   Figure 1. Robert Hooke’s pores (cells) of the cork oak. Wellcome Collection. CC BY 4.0. Every schoolchild is taught in biology about cells and their elemental importance. Students of biological and medical sciences also learn about the Schwann cell sheath that invests nerve fibers. What is less well known is […]