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summer bio > Microscopy / mitosis > Flashcards

Microscopy / mitosis Flashcards

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Biology 101 flashcards
1
Q

Study the images of microscope Identify interphase

A

one nucleus

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2
Q

What is the cell cycle

A
  1. interphase
  2. prophase
  3. metaphase
  4. anaphase
  5. telophase
  6. Cytokinesis
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3
Q

Functions of microscope: base

A

flat surface where light resides

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4
Q

arm

A

supports microscope

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5
Q

light source

A

bulb set at base

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6
Q

light control

A

adjust light

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7
Q

diaphragm lever

A

adjust amount of light passing through specimen

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8
Q

stage clip

A

holds slide

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9
Q

coarse adjustment knob

A

control approximate focus

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10
Q

fine adjustment knob

A

control sharp focus

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11
Q

ocular lenses

A

for eyes

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12
Q

nosepiece

A

rotates objective lens

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13
Q

objective lens

A

magnifies specimen

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14
Q

what is the magnification that objective lens contains?

A
  1. 40x
  2. 10x
    3.40x
    4.100x
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15
Q

what is the name of objective lens with 4x?

A

scanning (smallest lens power)

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16
Q

what is the name of objective lens with 10x?

A

low power objective

17
Q

what is the name of objective lens with 40x?

A

high power objective

18
Q

what is the name of objective lens with 100x?

A

oil immersion objective

19
Q

What is the total magnification (tm) of scanning power?

A

4X10= 40 tm

20
Q

What is the total magnification (tm) of low power objective?

A

100tm

21
Q

What is the total magnification (tm) of high power objective?

A

400tm

22
Q

What is the total magnification (tm) of oil immersion objective?

A

1000x

23
Q

what is resolution?

A

shortest distance of depth that can be focused on specimen

24
Q

depth of field

A

The range of depth that can be focused on the specimen

25
Q

field of view

A

what you can see looking into the ocular lens

26
Q

what happens during interphase?

A

-DNA replication to chromatin
-nuclear envelope is present

27
Q

what happens during prophase?

A
  • chromatin turns to chromosome
  • spindles form
    -nuclear envelope is removed
28
Q

what happens during metaphase?

A

chromosomes line up

29
Q

what happens during anaphase?

A

spindles pull chromosomes to edge

30
Q

what is cytosol

A

fluid in the cell

summer bio (4 decks)

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