7044360
Beschreibung
Quiz von Jack Stanley, aktualisiert more than 1 year ago
|
|
Erstellt von Jack Stanley
vor etwa 8 Jahre
|
|
Frage 1
Antworten
-
Control of the cell
-
To manufacture ATP
-
To modify amino acid chains
-
To induce enzyme activity
Frage 2
Frage
What is meant by the term: Magnification?
Antworten
-
How much bigger an image appears when compared with the original object.
-
The ability to distinguish between 2 points clearly.
-
The magnifying power of the objective lens.
-
How much smaller an image appears when compared to the original object
Frage 3
Frage
What is meant by the term: Resolution?
Antworten
-
How much bigger an image appears when compared with the original object.
-
The magnifying power of the objective lens.
-
The ability to distinguish between 2 points clearly.
-
How much smaller an image appears when compared with the original object
Frage 4
Frage
What is the equation for calculating Magnification?
Antworten
-
Total magnification = Image size / Magnification.
-
Total magnification = Magnifying power of the objective lens x eyepiece lens.
-
Total magnification = Image size x Magnification.
-
There is no calculation.
Frage 5
Frage
Optical microscopes are [blank_start]cheap[blank_end], easy to use, and, [blank_start]portable[blank_end] pieces of equipment. They enable [blank_start]live[blank_end] specimens to be viewed.
Antworten
-
cheap
-
portable
-
live
Frage 6
Frage
What is the wavelength of an Electron microscope?
Antworten
-
0.004nm
-
0.004µm
-
0.02nm
-
0.002µm
Frage 7
Frage
The type of image displayed from a Transmission electron microscope is
Antworten
-
2D
-
3D
Frage 8
Frage
The type of image displayed from a Scanning electron microscope is
Antworten
-
2D
-
3D
Frage 9
Frage
Transmission Electron microscopes produce a grey-scale image
Antworten
- True
- False
Frage 10
Frage
Scanning Electron microscopes produce a grey-scale image
Antworten
- True
- False
Frage 11
Frage
To prepare a slide you [blank_start]dehydrate[blank_end] the specimen, embed them in [blank_start]wax[blank_end], and, [blank_start]section[blank_end] them.
Antworten
-
dehydrate
-
stain
-
crush
-
iodine
-
methylblue
-
eosin
-
wax
-
section
-
split
-
separate
-
slice
-
hydrate
Frage 12
Frage
What does acetic orcein stain? What colour would you expect?
Antworten
-
Cytoplasm: red
-
Lipids: red
-
Cellulose: yellow
-
DNA and chromosomes: red
Frage 13
Frage
What is meant by the term 'differential staining'?
Antworten
-
Staining each structure in isolation to view structures individually.
-
Staining each structure differently to identify each structure.
-
Using a variety of stains upon the same component.
-
Using only one type of staining.
Frage 14
Frage
The Golgi apparatus is a modifying unit
Antworten
- True
- False
Frage 15
Antworten
- True
- False
Frage 16
Frage
What is the function of the Chloroplast?
Antworten
-
The site of protein synthesis
-
To manufacture water molecules; keeping plant cells hydrated
-
The site of photosynthesis
-
To give plants green pigments
Frage 17
Antworten
-
To maintain turgidity.
-
To hydrate the cell in low water concentrations
-
To stimulate catabolic reactions
-
To trap pathogenic substances
Frage 18
Frage
Hydrolytic enzymes digest foreign matter
Antworten
- True
- False
Frage 19
Frage
Prokaryotic cells contain [blank_start]loops[blank_end] of naked DNA. They also contain whip-like projections called [blank_start]flagella[blank_end], as well as pili.
Antworten
-
hoops
-
loops
-
rings
-
branches
-
flagella
-
microvili
-
undulipodia
-
cillia
Frage 20
Frage
How do Prokaryotic cells divide?
Antworten
-
Mitosis
-
Meiosis
-
Binary fission
-
Cytokinesis
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.