Top 2 Best Brock Biology Of Microorganisms 15th Edition

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microorganisms. textbook. brock. madigan. martinko.

This miniature set measures, when assembled - Heart Model 5 inches, Brain Model 3 34 inches, Body Model 4 12 inches, Skeleton Model 9.2 inches. Set of four Anatomy Models. Gain a deeper understanding of how organs and systems interact by manipulating them yourself. Four realistically detailed miniature plastic models heart, brain, human body, and skeleton. Each set includes facts, step-by-step photo-illustrated assembly instructions, and display stand - 132 total pieces.

Compound microscope provides high magnification for biological use and educational applications. Siedentopf binocular head with pairs of 10x widefield and 25x widefield eyepieces with 53 to 77mm inter-pupillary adjustment, fixed 30-degree vertical inclination to reduce eye and neck strain, and 360-degree rotation capability to provide a more comprehensive view and enable sharing. Forward-facing nosepiece with 4x, 10x, 40xS spring, and 100xS spring, oil DIN achromatic objectives that provide color correction of magnified images at five magnifications. Brightfield, LED illumination, and 1.25 NA Abbe condenser with iris diaphragm for clear examination and light control. Double-layer mechanical stage, with 1.0mm stage divisions, locks slide into place and provides precise slide manipulation along the X- and Y-axis to allow coordinates to be recorded, enabling the viewer to return to a specific location on the slide. Six widefield magnification settings 40X, 100X, 250X, 400X, 1000X 2500X. Professional 30 degree inclined 360 degree swiveling Siedentopf binocular head. Large 3-D double layer mechanical stage with coaxial coarse fine focusing. High quality Abbe condenser with iris diaphragm filter. Powerful single bulb LED illumination with dimmer.