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Cells in Organisms
Matter and Energy Cycles
Plant and Animal Adaptations
DNA and Chromosomes
Sexual and Asexual Reproduction
Cells to Body Systems
mage credit: NIH, National Human Genome Institute (Darryl Leja)
Lysosomes contain chemicals that break down materials in the cell. They break down large food particles into smaller ones as well as old cell parts. Lysosomes are the cell's cleanup crew. They are small and round.
Lysosomes are common in animal cells but very rare in plant cells.
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