Preview (5 of 20 cards)
What is a cell?
The basic structural and functional unit of all living organisms
Who proposed the cell theory?
Schleiden and Schwann proposed it; Rudolf Virchow added that cells arise from pre-existing cells
What is the plasma membrane made of?
A phospholipid bilayer with embedded proteins — fluid mosaic model
What is selective permeability?
The ability of the cell membrane to allow only certain substances to pass through
What is the nuclear membrane?
A double-layered membrane surrounding the nucleus with pores for material exchange
🔒 15 more cards — clone this deck to access all cards