The Study Of Cells Flashcards
1
Q
Cell theory
A
1838, Schleiden and Schwann
2
Q
1665
A
Robert Hooke, dead cells, coined term “cell”
3
Q
Antonie van Leeuwenhoek
A
Dutch optician, specialized lenses, first person to study animal cells under microscope
4
Q
1831
A
Robert Brown, nucleus
5
Q
1864
A
Mohl named protoplasm
6
Q
Purkinje
A
Correct user of living matter
7
Q
Robert Virchow
A
All cells come from already existing cells
8
Q
Cell Theory of Schleiden and Schwann
A
- all organisms
- basic unit of life
- divide to reproduce
9
Q
Modern Day Cell Theory
A
- energy flows through cell
- hereditary info passed on, instructs activities
- same basic chemical composition
10
Q
Light microscope
A
- most important aid
- tube,lenses at both points
- light shines through, lenses enlarge, image focuses
11
Q
Electron Microscope
A
- 1950s
* ultrastructure
12
Q
TEM
A
Material embedded in plastic, electron move through material, hit photographic film
13
Q
SEM
A
- surface structure
* electron bundles reflected from surface of object
14
Q
Cell
A
Basic functional and structural unit
