The typical animal cell measures about 10 microns, or 0.001 centimeters, in diameter. Which is unsurprising—cells are small! that's sort of the point!—and, at the same time, curious.

Learn about the ultrastructure and organelles of animal, plant, fungal and bacterial cells. BBC Bitesize Scotland revision for SQA National 5 Biology.

In a scientific “first,” a tiny heart structure composed of human cells has been successfully grown within a pig embryo. Interestingly, this heart kept beating on its own for an impressive 21 days.

In a finding that directly contradicts the standard biological model of animal cell communication, UCSF scientists have discovered that typical cells in animals have the ability to transmit and ...

However, the actin cytoskeleton does not seem to provide suitable tracks for long-range transport: actin filaments are randomly oriented in the cytoplasm of typical animal cells 10.