Microscopes & Cells Flashcards
1
Q
define Chloroplast
A
a plastid containing chlorophyll where photosynthesis occurs
2
Q
define Resolving distance
A
Minimal distance required between 2 to be considered separate
3
Q
define Eukaryotic
A
a cell that has membrane-surrounded organelles
4
Q
how to calculate total magnification?
A
by multiplying ocular lens by objective lens
5
Q
1 mm = ?
A
1000 um
6
Q
1 um = ?
A
1000 nm
7
Q
Identifying parts of a microscope from top to bottom
A
- ocular
- objective lens
- stage
- iris diaphragm
- condenser
- light source & field diaphragm
- coarse focus
- fine focus
8
Q
how to calculate cell size using an ocular micrometer?
A
multiply each small divison in ruler by meters given
9
Q
how to calculate resolving distance with microscope?
A
have 0.61 divide by numeral aperture given, then multiply by wavelength given
