A eukaryote is any cell or organism that possesses a clearly defined nucleus. Eukaryotic cells form the foundation of complex, multicellular life, including apple trees, mushrooms, fish and humans.

The functions of biomolecules, including lipids, nucleic acids and especially proteins are determined to a great extent by their structure. This structure–function relationship is a foundation of many ...

This basic structure of a plant cell is shown below – the same plant cell, as viewed with the light microscope, and with the transmission electron microscope. Animal and plant cells have certain ...

Cryo-electron tomography shows what molecules look like in high-resolution – in this case, the virus that causes COVID-19. Nanographics, CC BY-SA All life is made up of cells several magnitudes ...

- Muscle cells, also known as myocytes, are specialized cells designed for contraction and force production. Skeletal Muscle Cells: These cells are long, cylindrical, and have a striated (or striped) ...

A study shows that high levels of negatively charged lipids can lock growth receptors into an overactive state, driving ...

Researchers at the Indian Institute of Science (IISc) have discovered how the stiffness of a cell's microenvironment affects its structure and function. The team cultured fibroblast cells on a polymer ...

What does it take to be a super athlete? Take a close-up look at cells, tissues, and organs to see if their biology gives them an advantage.