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Bio Microscope

QuestionAnswer
Represents Biology Microscope
Came from the Greek words "micros" (small) and "skopein" (to look at) Microscope
The unit structure Cell
The enlargement of an object viewed Magnification
Eyepiece & objectives Magnification
Condition where the smallest distance between two points on a specimen that can still be distinguished as two separate entities Resolution
Gives a detailed structure/ appearance Resolution
When is the first use of lenses to manipulate images was in Greek and Roman writings? 1000 AD
When did Hans and Zacharias Janssen make the first microscope by placing two lenses in a tube? 1590
Who were the Dutch lens makers who made the first microscope by placing two lenses in a tube? Hans and Zacharias Janssen (brothers)
How did Hans and Zacharias Janssen made the first microscope? By placing two lenses in a tube
When did Robert Hooke discovered and named the cell? 1665
The father of microscopy Robert Hooke
Who is The first to describe and coin the phrase "cell" when observing slice of cork using a microscope power of 30x? Robert Hooke
Saw compartments in the cell Robert Hooke
When did Anton Van Leeuwenhoek used a simple microscope to describe a bacteria? 1675
First to described a bacteria Anton Van Leeuwenhoek
Most powerful microscope Electron microscope
When did Joseph Jackson Lister reduce spherical aberration or the "chromatic effect" for a good magnification w/o blurring the image? 1830
Reduced spherical aberration or the "chromatic effect" for a good magnification w/o blurring the image Joseph Jackson Lister
Made the prototype for the compound microscope Joseph Jackson Lister
When did Ernst Abbe made a formula that provides calculation to allow possibility in the maximum resolution in microscopes? 1872
Made a formula that provides calculation to allow possibility in the maximum resolution in microscopes Ernst Abbe
When did Richard Zsigmondy develop the ultra microscope that could study objects below the wavelength of light? 1903
developed the ultra microscope that could study objects below the wavelength of light Richard Zsigmondy
Shortest and coldest wavelength Red
Longest and hottest wavelength Blue
When did Frits Zernike invented the phase contrast microscope 1930
Who invented the phase contrast microscope that allowed for the study of colorless and transparent biological materials? Frits Zernike
The color of the human cell Colorless
Method used to give color to our cell because our cell is colorless Staining Method
The time where technical innovations improved microscopes, leading to microscopy becoming popular among scientists 18th century
When did Ernst Ruska co-invented the electron microscope 1931
Co-invented the electron microscope for which he won the Nobel prize in Physics In 1986. Ernst Ruska
A microscope that depends on electrons rather than light to view an object, electrons are speeded up in a vacuum until their wavelength is extremely short, only one hundred thousandth that of white light Electron Microscope
Microscope that makes possible of viewing objects as small as the diameter of an atom Electron microscope
Smallest particle Atom
Microscopes that depend on light source Compound Microscope
Microscopes that use electricity as light Electron microscope
When did Gerd Binnig and Heinrich Rohrer invented the scanning tunneling microscope? 1981
Invented the scanning tunneling microscope that gives 3D images of objects down to the atomic level. Gerd Binnig and Heinrich Rohrer
Strongest microscope to date Scanning tunneling microscope
What are the two types of electron microscope? Transmission EM & Scanning EM