In response to signals from certain proteins and enzymes, a cell can start to move and shake, leading to contractions that cause it to squeeze, pinch, and eventually divide. As daughter cells follow ...

Just as cities must carefully manage the flow of cars in and out of downtown, cells regulate the movement of molecules into ...

Scientists were able to manipulate cells by changing the location of the light. With this technique, they were able to ...

and enables cellular movement via filopodia. These dynamic protein strands bend and flex, criss-cross each other, and even engage in tugs of war. But they only work collectively. A single actin ...

Experts shares daily habits for extending lifespan, from strategic exercise routines to social connections that can boost ...

This movement is against the concentration gradient so the transport proteins require an energy supply. Energy is provided by the breakdown of ATP inside the cell. This diagram shows molecules ...

Most cell signals are chemical in nature ... whereas similar cells in the ear react to the movement of sound waves. In addition, specialized cells in the human vascular system detect changes ...

The biological roots of Tourette disorder occur in the basal ganglia, structures deep in the brain involved in the control of ...