Lab 3: Cell Structure And Microscopy Exam With Complete Solutions 2024

who developed the first microscope? - correct answer-Robert Hooke plasma membrane - correct answer-outer boundary of the cell cytoplasm - correct answer-everything inside the plasma membrane that is not DNA or nucleus prokaryotic cell - correct answer-simple, usually smaller plasma membrane: phospholipid bilayer few internal compartments DNA in cytoplasm no membrane-bound organelles rigid cell wall what are examples of prokaryotic cells? - correct answer-bacteria, archaea, cyanobacteria eukaryotic cells - correct answer-larger, complex plasma membrane: phospholipid bilayer with nucleus membrane bound organelles (chloroplasts, mitochondria DNA in nucleus what are examples of eukaryotic cells? - correct answer-animals, plants, fungi, protists ocular lenses - correct answer-eye pieces used to view the magnified image from the slide what are the 3 main objective lenses? - correct answer-scanning (4x): shortest, used to scan whole slide, yellow stripe low power (10x): little bit longer, scan in greater detail, blue stripe high power (40x): used to view in even greater detail, white stripe coarse adjustment knobs - correct answer-raises and lowers stage for focusing, should only be used with 4x fine adjustment knobs - correct answer-small knobs used to sharpen focus moves the stage only slightly