microseptum

Example:In fungi, the septum acts as a physical barrier between cells.

Definition:A dividing wall or partition separating two spaces, particularly in a microorganism.

Example:In chloroplasts, thylakoids are separated by the thylakoid membrane.

Definition:In plants, a type of membrane-bound organelle that carries out photosynthesis and forms part of the chloroplast.

Example:The cell membrane separates the cell's internal environment from the external one.

Definition:A very thin sheet or layer of tissue or substance, often serving as a barrier or separator.