
HealthSeptember 1, 1961
How Cells Move
A paramecium moves by the beating of its cilia; an amoeba, by the streaming of its cytoplasm; a muscle, by its over-all contraction. All these processes appear to share an underlying molecular unity

How Cells Move
A paramecium moves by the beating of its cilia; an amoeba, by the streaming of its cytoplasm; a muscle, by its over-all contraction. All these processes appear to share an underlying molecular unity

Artificial Muscle
What is the mechanism of muscular contraction? A promising new approach to the problem involves reducing the tissue to its constituent molecules and, putting them together again