lysosome: Media

biology

Videos

The major parts of an animal cell explained
From teeny-tiny ants to 200-ton whales, all members of the animal kingdom are composed...
Video: Encyclopædia Britannica, Inc.
How are plant cells different from animal cells?
All living things are composed of cells.
Video: Encyclopædia Britannica, Inc.
What happens to your body after you die?
Learn what happens to the body after death.
Video: © American Chemical Society (A Britannica Publishing Partner)

Images

lysosome formation
Lysosomes form by budding off from the membrane of the trans-Golgi network. Macromolecules...
Encyclopædia Britannica, Inc.
autophagy
Illustration showing the fusion of a lysosome (upper left) with an autophagosome...
© Kateryna Kon/Dreamstime.com
eukaryotic cell
Cutaway drawing of a eukaryotic cell.
Encyclopædia Britannica, Inc.
lipoprotein complexes
Synthesis of lipoprotein complexes in the small intestine, liver, and blood plasma...
Encyclopædia Britannica, Inc.
organelles of eukaryotic cells
Eukaryotic cells contain membrane-bound organelles, including a clearly defined nucleus,...
Encyclopædia Britannica, Inc.
receptor-mediated endocytosis
Receptors play key roles in many cellular processes. For example, receptor-mediated...
Encyclopædia Britannica, Inc.