Complete BIOS 320 LSUS Burden Exam with 100% Correct Answers

Complete BIOS 320 LSUS Burden Exam with 100% Correct Answers Compound Microscope *Ans* a light microscope with 2 lens Ocular Lens *Ans* eyepiece; closest to the eye Objective Lens *Ans* that magnifies the image of the specimen Zacharias Jansen *Ans* invented the first microscope Robert Hooke *Ans* coined term 'cell' (cell walls in cork he examined) Micropgraphia *Ans* Where Hooke published his observations Anthony van Leeuwenhoek(Father of MicroBiology) *Ans* -able to make lens have extremely high resolution -first to describe bacteria, how it moved, and that it has 3 different shapes Anthony van Leeuwenhoek *Ans* -first to describe blood cells and sperms(wee beasties and little animalcules) -wrote over 350 letters to the Royal Society of London Spontaneous Generation *Ans* -belief that life can come from nonliving material -Aristotle believed in this Francesco Redi *Ans* -This scientist disproved spontaneous generation by showing that maggots do not spontaneously arise from decaying meat. -one covered meat had no maggots -uncovered meat had maggots John Needham *Ans* Heated broth in sealed flasks.When the broth became cloudy with microrganisms, he mistakenly concluded that they developed spontaneously from the broth -mutton->boiled->sealed Spallanzani *Ans* Boiled two jars of gravy, sealing one jar immediately while leaving the other open to the air. The sealed jar remained free of microorganisms. -seeds->sealed->boiled. Felix Pouchet *Ans* -able to demonstrate that there will be growth even after the air was decontaminated -sterilized the air but there was still contamination Louis Pasteur *Ans* -created a flask with a crooked neck and s