Our body's "blood factory" consists of specialized tissue made up of bone cells, blood vessels, nerves and other cell types.

A detailed analysis has been made, at the atomic level, of an infection mechanism of coronaviruses, the agents of both mild and deadly respiratory illness in people and animals. The model of the ...

Plant cells have several structures not found in other eukaryotes. In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls ...