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Ch 3 vocab 1
Cells
15
Biology
9th Grade
09/01/2011

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Term
Robert Hooke
Definition
identifyed cells and named them
Term
Robert Brown
Definition
descovered the nucleus
Term
Anton Von Leeuwenhoek
Definition
made better microscopes
Term
Matthias Schleiden
Definition
first to note plants are made of cells
Term
Theodor Schwann
Definition
all living things are made of cells
Term
Rudolf Virchow
Definition
all cells come from other cells
Term
Cell Theory
Definition
1) all organisms are made of cells
2)all cells are made from other cells
3) Cells are the basic unit of life
Term
corse adjustment
Definition
focus the imige viewed from low power lenses
Term
fine adjustment
Definition
foucus imige viewed from high power lenses
Term
Diaphragm
Definition
ajusts the light that passes through
Term
nosepiece
Definition
holds objective lenses in place
Term
eyepiece
Definition
contains a lens that magnifys the imige 10x were you see imige
Term
high power objective
Definition
largest lens on nosepiece magnifys 40x
Term
low power objective
Definition
small lens magnifys 4x
Term
stage
Definition
supports the object being viewed
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