Exam (elaborations)
Science 10 Biology Alberta with 100- correct answers
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Science 10 Biology Alberta with 100- correct answers
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Science 10Biology Alberta
with 100%
correct answers
Hans/Zach Janssen - answer Developed the first compound microscope
Robert Hooke (1665) - answer Used the microscope to see the cell for the
first time
Anton van Leeuwenhoek - answer Discovered single cell living organisms
(animalcules)
modern light microscope - answer Magnify up to 1500X
light microscopes use 2 techniques - answer Contrast - limiting light &
staining
electron microscope - answer Uses a beam of light to produce images &
can't see live specimens
2 types of electron microscopes - answer transmission and scanning
Eye peice magnification - answer 10X
, Low power objective mag - answer 4X
medium power objective mag - answer 10X
high power objective mag - answer 40X
High - answer 0.45
Medium - answer 1.7
Low - answer 4.5
Diaphragm - answer Adjust light
coarse adjustment knob - answer Moves stage up and down
objective lens - answer increases magnification
fine adjustment knob - answer To produce sharper and clearer images
Size of specimen calculation - answer FOV divided by FIT
To be alive you must - answer Grow , reproduce , respond to stimulation ,
require energy , produce waste
Francesco Redi - answer Jars of meat and maggots
John Needham - answer Chicken broth experiment
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