Cell Biology Revision

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1.  Protein makes up approximately __% of myelin membrane
2.  What is the name of the protein associated with the cytoplasmic side of red blood cell membranes?
3.  Tight junctions make a seal between ____ cells
4.  Name the microtubule inhibitor which prevents disaggregation
5.  During protein glycosylation, the original oligosaccharide added is ____
6.  Protein makes up approximately  __% of the inner membrane of mitochondria
7.  Flagella are found in:
8.  The phospholipids distributed on outside of membranes:
9.  Amorphous hemicellulose makes up ___% of plant cell walls
10.  Lysosomes have a pH of ___
11.  Electron microscope resolution is ___nm
12.  Three examples of physical signals
13.  Resolution is the ability to perceive close objects as separate entities
14.  In confocal microscopy, Z sections are computed into _____ and 3D images
15.  In the gut, apical membranes have ___ ___ of glucose and basolateral membranes have ____ ____ of glucose
16.  The internal space of a chloroplast is called the ____
17.  Name the 2 proteins associated with thin filaments
18.  In autophagy, internal organelles are taken into _____ which then fuse with lysosomes
19.  _____ ______ won the Nobel Prize in 1999 for the discovery of protein signal sequences
20.  Name the 2 accessory proteins which form links between microtubules in the axoneme (alphabetically)
21.  Human eye resolution is ____ nm
22.  Actin filaments are composed of the globular protein _____
23.  ____ (phosphotase enzyme) rapidly dephosphorylates ___ and the flagella rotate ____
24.  ____ ______ - disease of faulty LDL receptors
25.  ____ have small vestigal nucleoids in their plastids
26.  Three examples of chemical signals
27.  Chlorophyll fluoresces ___ and lignin fluoresces ___
28.  Thylakoid membranes in chloroplasts sometimes form ____
29.  The basal lamina is an extracellular matrix excreted by ____ cells
30.  The polar head of phospholipids consists of 
31.  Example of a phenolic in plant cell walls is ___
32.  Signal sequences are ____ amino acids long
33.  Muscle fibres are made up of ____
34.  Scleiden and Swann proposed the ___
35.  Mitochondrial genomes code for enzymes for __ ___ and ___ ____
36.  Intermediate filaments have a ___ terminal head and a ____ terminal tail
37.  In density gradient centrifugation, a shallow sucrose gradient is
38.  Microtubules are ___nm in diameter
39.  Once phosphorylated, ____ transfers its phosphate to ___
40.  Antibody IgA binds to the ___ receptor and is taken up by receptor-mediated endocytosis. The antibody and receptor then pass to the ___ ____ and then to the ____ ____
41.  The simple protist ____ has been shown to have eubacterial organisation of it mitochondrial DNA
42.  Smallest mt. genome is that of ____
43.  Neighbouring plant cells are joined by the ____ _____
44.  Name the 3 glycoproteins present in the basal lamina
45.  In the bacterial sensing of repellents mechanism, binding of the repellent to a receptor causes the autophosphorylation of ___ via the adaptor protein ____
46.  Lysosomes are not the main protein degrader as cells have specialised ____ for this function
47.  The phosphorylation of ____ causes ___ rotation of the flagella
48.  Microtubules are made up of __ protofilaments
49.  Name a photosynthetic algae whose plastids have triple/more envelopes
50.  Gap junctions are made up of 2 hexamers called ____
51.  The Z disc is made up of ___ and ___
52.  Name the microtubule inhibitor which prevents polymerisation
53.  The core of cilia/flagella is called the ____
54.  ______ is polarised endocytosis plus exocytosis
55.  Thick filaments are composed of ____
56.  Nucleus are ____microns in size
57.  Cartilage is mainly composed of ___ and ____ which are produced by _____
58.  Coccoliths are scales made of ___ ____ which form the coat of ____ (algae)
59.  ____ - the movement away/towards a higher concentration of a chemical repellent/attractant
60.  An example of a peroxisomal disorder:
61.  ____ and ____ make up the phosphorelay system
62.  In animals, hormones are produced by the ____ system
63.  A carbohydrate rich zone of oligosaccharides and associated proteins is called a ___
64.  Intermediate filament keratin is ___kD
65.  In plant cell walls, crytalline cellulose microfilaments are composed of ___
66.  In carrier proteins, when it transports two different molecules in the same direction it is called ___
67.  Myofibrils are made up of chains of ____
68.  Name a group of enzymes involved in drug detoxification in SER
69.  In transmission electron microscopy, a beam of electrons is generated by a tungsten filament and accelerated at ____kV
70.  Ganglioside GM1 acts as a receptor for the bacterial toxin which causes ___
71.  Flagella are ____microns long
72.  Phospholipids are ___ lipids - they have a hydrophilic and hydrophobic end.
73.  SER is involved in ___ and also stores calcium
74.  Largest mitochondrial genome is that of ____ - 98 genes
75.  Neurofilaments are ___kD
76.  Clathrin forms ____ shape from intertwined chains
77.  In differential centrifugation, the 3 speeds are:
78.  Name the actin filament inhibitor which prevents depolymerisation
79.  ____ signals bind to receptors on neighbouring cells
80.  The inner membrane of the nucleus is lined with the fibrous protein ____
81.  In cholesterol, the hydrophilic tail and hydrophobic tail are joined by a ___
82.  _____ form mechanically strong connection between epithelial cells
83.  Gel filtration chromatography uses ___
84.  Thin filaments are associated with ____ which is attached to a ____
85.  ____ signals bind to receptors on the same cell
86.  What do amyloplasts store?
87.  Signal sequences bind to the ____ _____ _____ which then binds to a receptor on the ER
88.  Plant pigments are generally separated by paper chromatography using a suitable lipid solvent e.g. chloroform
89.  Peroxisomes are involved in ___ reactions and the removal of ____
90.  The person to first identify the nucleus was ___
91.  Name the protein molecule in LDLs
92.  Describe the 4 stages of the transition of a bacteria to an organelle.
93.  ___ are from the death cap toadstool
94.  ____ and hydrogenosomes have similarities with mitochondria
95.  _____ - cell takes up small vesicles of non-specific fluid
96.  Plasmodesmata and gap junctions are approximately ___nm wide
97.  Light microscope resolution is ___nm
98.  Dynein motors:
99.  In phagocytosis, after the vesicle has enclosed the phagosome it fuses with the ___ ____ and becomes a ____ ____
100.  One of the things plastid genomes code for is the large subunit of carbon-fixing enzyme ____
101.  When bacterial flagella rotate clockwise, the movement of the bacteria is
102.  ____ - the protein which acts as a template for the length of thin filaments
103.  FACS Machine stands for:
104.  Name the actin filament inhibitor which prevents polymerisation
105.  Intermediate filament vimentin is ___kD
106.  Molecules which can diffuse through the membrane easily:
107.  The nucleolus is the site of _____
108.  The enzyme ____ ____ removes the signal sequence
109.  Myofibrils are ___microns in diameter
110.  Kynesins are double stranded helical coils with ___
111.  Example of an attractant in chemotaxis
112.  Plastids are found in higher plants, algae and protists such as Apicomplexa e.g. _____ and ____
113.  What is the protein-membrane association called when the protein is covalently bonded to the membrane?
114.  Example of a repellent in chemotaxis
115.  There are numerous ____ _____ molecules inside an LDL
116.  The transmission of information across a membrane is called signal ___
117.  Intermediate filaments are ___nm in diameter
118.  In animal cells, extracellular matrices are often linked to underlying cells by the protein ____
119.  Mitochondria are thought to have arisen from the ____ line
120.  ___ which fluoresces blue, can be used to tag DNA
121.  Name a type of cell with a lot of RER
122.  An example of transcytosis is the uptake of the ___ antibody by infant from mother's milk
123.  In plant cell walls, ____ substances bond with cations to form rigid gels
124.  Name three types of immortal cell line
125.  Actin filaments are ___nm in diameter
126.  Chloroplasts are thought to have arisen from the blue-green algae ____
127.  Name a type of cell with a lot of SER
128.  _____ secrete calcium and phosphate ions for bone formation
129.  After contraction of the sarcomere, ___ binds myosin and it releases actin.
130.  Tropomodulin caps which end of the filament? positive/negative
131.  Microtubules are ___ - made up of alpha and beta tubulin
132.  Most plastid genomes are _____kbp, although nonphotosynthetic genomes are reduced e.g. Plasmodium falciparum - ___kbp
133.  The Golgi apparatus is made up of stacks of ____
134.  Name the proteoglycan present in the basal lamina
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