Prokaryotic and eukaryotic cells comparison worksheet answer key
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Simply stated, prokaryotes are molecules surrounded by a membrane and cell wall. Prokaryotic cells lack characteristic eukaryotic subcellular membrane enclosed "organelles," but may contain membrane systems inside a cell wall. Prokaryotic cells may have photosynthetic pigments, such as is found in cyanobacteria ("blue bacteria").
Every cell is like a little factory, churning out life! Tim and Moby talk about the responsibilities of the nucleus, and good ol' lysosomes and ribosomes.