. Principles of modern biology. Biology. SIZE RANGE KIND OF CELL OR PARTICLE AT STATED MAGNIFICATIONS ACTUAL DIMENSIONS MACROSCOPIC (NAKED EYE) ABOVE MILLIMETER (mm) ABOVE 100 MICRONS (jli) EGG CELL (HEN) NUCLEUS CYTOPLASM. ACTUAL 3 CENTIMETERS (cm) = 30 mm EGG CELL (FROG) © ACTUAL DIAM. = 1,75 mm MICROSCOPIC LIGHT MICROSCOPE) 100 MICRONS (100/J.) DOWN TO ABOUT MICRON () AMOEBA xlOO RED BLOOD CELL xlOOO TYPHOID BACILLUS 1 x 10,000 ACTUAL LENGTH AVERAGES ABOUT 250 MICRONS ( mm) ACTUAL DIAM. = 7-8 MICRONS ACTUAL LENGTH = 2 MICRONS ULTRAMICROSCOPIC (ELECTRON MICROSCOPE
. Principles of modern biology. Biology. SIZE RANGE KIND OF CELL OR PARTICLE AT STATED MAGNIFICATIONS ACTUAL DIMENSIONS MACROSCOPIC (NAKED EYE) ABOVE MILLIMETER (mm) ABOVE 100 MICRONS (jli) EGG CELL (HEN) NUCLEUS CYTOPLASM. ACTUAL 3 CENTIMETERS (cm) = 30 mm EGG CELL (FROG) © ACTUAL DIAM. = 1,75 mm MICROSCOPIC LIGHT MICROSCOPE) 100 MICRONS (100/J.) DOWN TO ABOUT MICRON () AMOEBA xlOO RED BLOOD CELL xlOOO TYPHOID BACILLUS 1 x 10,000 ACTUAL LENGTH AVERAGES ABOUT 250 MICRONS ( mm) ACTUAL DIAM. = 7-8 MICRONS ACTUAL LENGTH = 2 MICRONS ULTRAMICROSCOPIC (ELECTRON MICROSCOPE) BELOW MICRON, DOWN TO 1 MILLIMICRON (mfi) ONE OF THE SMALLEST BACTERIA (BACTERIUM PNEUMOSINTES) x 100,000 ACTUAL LENGTH = 200 mp, INFLUENZA VIRUS x 100,000 ACTUAL DIAM. = 60m,u Fig. 2-6. Relative sizes and size ranges of various cells and particles. The smallest unit used in biology is an Angstrom (A), which is equal to Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marsland, Douglas, 1899-. New York, Holt, Rinehart and Winston
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectbiology
