Bacteria cells are different from plant and animal cells because they don't have

Plants and animals are multi-cellular organisms composed of eukaryotic cells, while bacteria are single-cell prokaryotic organisms. Each eukaryotic cell of a plant or animal includes a central nucleus containing DNA and membrane-bound organelles, such as endoplasmic reticulum and mitochondria. A bacterial cell has no nucleus or membrane-bound organelles.

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The cells of bacteria are differentfrom those of plants and animals in  ways,such as  the  bacteria its  dosnt have  a nucleus. Unlike animals and plants, bacteria have plagella, and a cell capsule

Exothermic,  physical change after it is already baked