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United States CIRCA 1960s: Organelles moving in cytoplasm. Organelles. Person turns knob on science equipment. Man looks into electron microscope. Microscopic view of structure of organelle.
United States CIRCA 1960s: Person in lab places leaves of lettuce in blender, turns blender on. Person pours leaf juice into vial. Machine spins vial. Person grabs vial. Man places vial in machine.
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CIRCA 1966 - A US Navy seaman uses a teletype machine.
USA - 1989 - Ribosomal RNA is created within a cell's nucleolus.
USA - 1988 - A single cell organism digests microscopic nutrients.

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3417452019
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ID Video có sẵn: 3417452019

USA - 1988 - Biologists use mixers, computers, and other equipment to begin the study of cytoplasm.

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