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HL A2.1 The Cell is the Unit of Life
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Total cards: 4•Content version: v3•Public deck•Updated: 8/1/2026
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#1
Front (Question)
What are the principles of cell theory?
Back (Answer)
All living things are made of cells, cells arise from pre-existing cells, and cells contain genetic information.
#2
Front (Question)
Why are viruses considered non-living?
Back (Answer)
They are acellular, lack metabolism, and require host cells to replicate.
#3
Front (Question)
Key features of prokaryotic cells
Back (Answer)
No nucleus, no membrane-bound organelles, circular DNA, 70S ribosomes, peptidoglycan cell wall.
#4
Front (Question)
Key features of eukaryotic cells
Back (Answer)
Nucleus, membrane-bound organelles, linear chromosomes, 80S ribosomes.