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Q 1/135
Score 0
Which of the following statements is true about archaea?
30
They are prokaryotes like bacteria
They have cell walls made of cellulose
They are eukaryotes
They are photosynthetic organisms
Q 2/135
Score 0
What unique feature do archaea share with eukaryotes that set them apart from bacteria?
30
They lack cell membrane
They have peptidoglycan cell walls
They have introns
They are unicellular organisms
135 questions
Q.
Which of the following statements is true about archaea?
1
30 sec
Q.
What unique feature do archaea share with eukaryotes that set them apart from bacteria?
2
30 sec
Q.
Which unique feature of archaea distinguishes them from bacteria in terms of cell membrane structure?
3
30 sec
Q.
How do archaea reproduce?
4
30 sec
Q.
Which of the following is a common habitat for archaea?
5
30 sec
Q.
What is a characteristic feature of archaeal cell walls that differs from bacterial cell walls?
6
30 sec
Q.
Which kingdom do archaea belong to in terms of biological classification?
7
30 sec
Q.
What is the primary function of archaeal flagella?
8
30 sec
Q.
What are branching phospholipids?
9
30 sec
Q.
What is the function of branching phospholipids in cell membranes?
10
30 sec
Q.
What is a key difference between the ribosomal proteins of archaea and bacteria?
11
30 sec
Q.
What is the evolutionary advantage for archaea having the genetic differences that they do compared to bacteria?
12
30 sec
Q.
What is a notable difference between the cell membranes of archaea and bacteria?
13
30 sec
Q.
What is one of the most abundant groups of archaea in the ocean?
14
30 sec
Q.
Which group of archaea is known for their presence in extreme environments such as hot springs?
15
30 sec
Q.
Which group of archaea is commonly found in anaerobic environments such as marshes and sewage treatment plants?
16
30 sec
Q.
Which group of archaea is considered one of the most ancient lineages of Archaea?
17
30 sec
Q.
Which group of archaea is known for their ability to produce methane as a byproduct of their metabolism?
18
30 sec
Q.
Which group of archaea is known for their ability to oxidize ammonia to nitrite, playing a crucial role in the nitrogen cycle?
19
30 sec
Q.
What is the main distinguishing feature of Thaumarchaeota among other archaeal groups?
20
30 sec
Q.
Which group of archaea is known for their ability to oxidize ammonia?
21
30 sec
Q.
Which group of archaea is commonly found in hot springs and acidic environments?
22
30 sec
Q.
Which group of archaea is known for its methane-producing capabilities?
23
30 sec
Q.
Which group of archaea is commonly associated with the production of extreme heat-resistant endospores?
24
30 sec
Q.
Which group of archaea is known for their ability to oxidize sulfur and reduce sulfur compounds?
25
30 sec
Q.
Which group of archaea is known for their ability to convert sunlight into cellular energy through a process called photophosphorylation?
26
30 sec
Q.
Which group of archaea is known for their small cell size and unique relationship with other archaea, living as symbionts within their host cells?
27
30 sec
Q.
Which group of archaea is known for their ability to produce methane through anaerobic processes and can be found in environments like wetlands and the digestive systems of ruminant animals?
28
30 sec
Q.
Which group of archaea is considered to be one of the most ancient and is found in hydrothermal environments, like deep-sea hydrothermal vents?
29
30 sec
Q.
What is the most abundant group of archaea in soil?
30
30 sec
Q.
Which group of archaea is commonly associated with methane production in anaerobic environments?
31
30 sec
Q.
What is one of the most abundant groups of archaea known for their chemolithotrophic capabilities?
32
30 sec
Q.
Which group of archaea is known for their small cell size and symbiotic relationship with other microorganisms?
33
30 sec
Q.
Which type of archaea is known for thriving in high temperatures?
34
30 sec
Q.
Which group of archaea obtains energy by oxidizing inorganic compounds, such as ammonia or hydrogen gas?
35
30 sec
Q.
Which group of archaea is known for thriving in highly acidic environments?
36
30 sec
Q.
Which type of archaea is commonly found in environments with high salt concentrations, such as salt flats and salt mines?
37
30 sec
Q.
Which of the following archaeal phyla includes extremophiles?
38
30 sec
Q.
Which archaeal phylum includes the ignirorcus archaea with a reduced genome?
39
30 sec
Q.
Which archaeal phylum is known for its ammonia-oxidizing capabilities in marine environments?
40
30 sec
Q.
Which archaeal phylum includes hyperthermophiles that thrive in high-temperature environments?
41
30 sec
Q.
Which Archaeal phylum is known for its ability to thrive in extreme environments such as hot springs and acidic environments?
42
30 sec
Q.
Which Archaeal phylum is known for its ability to produce methane as a byproduct of its metabolism?
43
30 sec
Q.
TRUE OR FALSE: A virus is a cell?
44
30 sec
Q.
Why is a virus not a cell?
45
30 sec
Q.
What is a key characteristic that distinguishes viruses from cells?
46
30 sec
Q.
Why do viruses rely on host cells for replication?
47
30 sec
Q.
What is a virus?
48
30 sec
Q.
What is a capsomere?
49
30 sec
Q.
What is the main function of a capsomere in a virus?
50
30 sec
Q.
How are capsomeres arranged in a viral capsid?
51
30 sec
Q.
What is the role of capsomeres in viral infection?
52
30 sec
Q.
What is the structural arrangement of a viral capsid where capsomeres are arranged?
53
30 sec
Q.
What is the primary material that capsomeres are made of in a viral capsid?
54
30 sec
Q.
How do capsomeres contribute to the specificity of viral infection?
55
30 sec
Q.
Which component of a virus is primarily responsible for determining the shape of the viral particle?
56
30 sec
Q.
What is the main difference between a capsomere and a capsid?
57
30 sec
Q.
Which of the following is true regarding capsomeres and capsids?
58
30 sec
Q.
In geometry, what shape has 20 faces, 30 edges, and 12 vertices?
59
30 sec
Q.
How many edges does an icosahedron have?
60
30 sec
Q.
Which type of virus structure is characterized by a helical capsid?
61
30 sec
Q.
What is the term used to describe a virus with a capsid shape resembling multiple flat sides?
62
30 sec
Q.
Which type of virus structure is characterized by a spherical capsid?
63
30 sec
Q.
Which type of virus structure is characterized by a cylindrical-shaped capsid?
64
30 sec
Q.
What type of virus structure is defined by a combination of both icosahedral and helical shapes?
65
30 sec
Q.
Which of the following is a characteristic of an enveloped virus capsid?
66
30 sec
Q.
What is the function of the envelope in a virus capsid?
67
30 sec
Q.
How does the envelope of an enveloped virus capsid interact with host cells?
68
30 sec
Q.
How does the envelope of an enveloped virus capsid acquire its lipid bilayer?
69
30 sec
Q.
Complete the following: https://www.purposegames.com/game/virus-fusion
70
30 sec
Q.
Which of the following is a primary function of spike proteins in viruses?
71
30 sec
Q.
What is the significance of the conformational changes in spike proteins during viral entry into host cells?
72
30 sec
Q.
Which structure do enveloped viruses acquire from the host cell during the budding process?
73
30 sec
Q.
Which of the following is a common method for enveloped viruses to exit the host cell?
74
30 sec
Q.
Which process allows enveloped viruses to acquire their outer lipid membrane from the host cell?
75
30 sec
Q.
How do enveloped viruses differ from non-enveloped viruses in terms of their susceptibility to disinfectants?
76
30 sec
Q.
Where do viruses obtain spike proteins?
77
30 sec
Q.
Where do viruses obtain their genetic material?
78
30 sec
Q.
What is the main function of spike proteins in viruses?
79
30 sec
Q.
What is the advantage of viruses taking spike proteins from host cells?
80
30 sec
Q.
What is the role of the matrix in the structure of a virus?
81
30 sec
Q.
Which component of a virus is involved in recognizing and attaching to host cells?
82
30 sec
Q.
Which part of a virus is involved in injecting genetic material into a host cell?
83
30 sec
Q.
What is the primary function of the pin in a virus structure?
84
30 sec
Q.
Which part of a virus is responsible for maintaining the overall structure and stability?
85
30 sec
Q.
What is the function of a capsomere in a virus structure?
86
30 sec
Q.
Which component of a virus is responsible for recognizing specific receptors on the surface of host cells?
87
30 sec
Q.
Complete the following: https://www.purposegames.com/game/1475
88
30 sec
Q.
What is the function of the tail fiber in a virus structure?
89
30 sec
Q.
What is the basic structural unit of a capsid?
90
30 sec
Q.
Which of the following structures is responsible for protecting the genetic material of a virus?
91
30 sec
Q.
Which component of a bacteriophage is responsible for injecting viral genetic material into a host bacterium?
92
30 sec
Q.
Which component of a virus aids in the attachment to specific receptors on the surface of host cells?
93
30 sec
Q.
Which component of a bacteriophage plays a role in the penetration of the host cell wall?
94
30 sec
Q.
Which of the following statements is true about viral attachment?
95
30 sec
Q.
What is the initial step in the process of viral infection?
96
30 sec
Q.
Why is viral attachment considered to be a specific process?
97
30 sec
Q.
How does viral specificity in attachment contribute to host range?
98
30 sec
Q.
How do viruses achieve specificity in viral attachment?
99
30 sec
Q.
What is the significance of viral attachment in antiviral drug development?
100
30 sec
Q.
Complete the following: https://www.purposegames.com/game/two-ways-in-which-viruses-penetrate-host-cells
101
30 sec
Q.
Which cellular process is crucial for the internalization of viruses after viral attachment?
102
30 sec
Q.
Which step of viral infection involves the fusion of viral and cellular membranes, allowing viral genetic material to enter the host cell?
103
30 sec
Q.
What is the primary function of viral vesicles?
104
30 sec
Q.
Which cellular organelle is involved in the formation of viral vesicles?
105
30 sec
Q.
What type of cargo is typically enclosed within viral vesicles for transport between host cells?
106
30 sec
Q.
How do bacteriophages insert genetic material into bacterial cells?
107
30 sec
Q.
What is the process by which bacteriophages insert genetic material into bacterial cells?
108
30 sec
Q.
How do bacteriophages introduce their genetic material into bacterial cells?
109
30 sec
Q.
Complete the following: https://www.purposegames.com/game/lytic-cycle-of-viruses-with-prokaryote-hosts
110
30 sec
Q.
What is the first step of the virus lytic cycle?
111
30 sec
Q.
Which enzyme is responsible for the replication of viral genetic material during the virus lytic cycle?
112
30 sec
Q.
What is the final stage of the virus lytic cycle?
113
30 sec
Q.
What is the purpose of the virus lytic cycle?
114
30 sec
Q.
What is the role of the host cell's machinery during the virus lytic cycle?
115
30 sec
Q.
What is the key difference between the virus lytic cycle and the lysogenic cycle?
116
30 sec
Q.
Where do lytic viruses gain nucleotide base in order to replicate?
117
30 sec
Q.
What is the site of viral replication for lytic viruses?
118
30 sec
Q.
Which organelle in the host cell is responsible for packaging and assembling new viral particles during the lytic cycle?
119
30 sec
Q.
What is the function of viral scaffold proteins in the viral life cycle?
120
30 sec
Q.
Which viral scaffold protein is responsible for facilitating the incorporation of viral genetic material into host cells?
121
30 sec
Q.
Which viral scaffold protein is involved in anchoring the viral genome to the viral envelope?
122
30 sec
Q.
Which proteins are responsible for making capsomeres assemble, leading to capsid formation in viruses?
123
30 sec
Q.
What is the role of capsomeres in the formation of capsids?
124
30 sec
Q.
What specific function do viral scaffolding proteins serve in the assembly process of viruses?
125
30 sec
Q.
What is the central dogma of molecular biology?
126
30 sec
Q.
Which enzyme is responsible for synthesizing RNA from a DNA template?
127
30 sec
Q.
During translation, what is the role of transfer RNA (tRNA)?
128
30 sec
Q.
What is the final product of translation in the central dogma?
129
30 sec
Q.
What is the process by which genetic information is converted from mRNA into proteins?
130
30 sec
Q.
What is the first step of the central dogma of molecular biology?
131
30 sec
Q.
What is the role of DNA polymerase in the central dogma?
132
30 sec
Q.
What is the function of a ribosome in the process of translation?
133
30 sec
Q.
What is the primary function of messenger RNA (mRNA) in the central dogma?
134
30 sec
Q.
What is the function of the promoter region in the process of transcription?
