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Microbiology > Kahoot for exam 2 > Flashcards

Kahoot for exam 2 Flashcards

1
Q

True or false: As part of post- transcriptional modifications, A “G” nucleotide is attached to the 5’ end.

A

True!

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2
Q

which is the last enzyme to function during DNA replication?

A) Primase
B)DNA polymerase I
C)DNA polymerase III
D)Ligase

A

D)Ligase

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3
Q

An organism that has to use oxygen and cannot survive long without it is considered a/an?

A)Obligate anaerobe
B)Aerotolerant anaerobe
C)Microaerophile
D) Obligate aerobe

A

D) Obligate Aerobe

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4
Q

What type of organism are you most likely to find deep in the ocean?

A) Phototrophs
B)Obligate Aerobes
C)Mesophiles
D)Basophiles

A

D)Basophiles

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5
Q

A microorganism that uses light as a source of energy and CO2 as the main source of carbon would be considered?

A) Photochemotrophs
B)Photoautotrophs
C)Photoheterotrophs
D)Chemoautotrophs

A

C) photoautotrophs

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6
Q

True or false: Organism that prefer to use oxygen but can live without it are called facultative aerobes

A

False!

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7
Q

Which is the start codon?

A) ACG
B)AUG
C)ATG
D)GUA

A

B)AUG

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8
Q

True or False: Viruses only have genomes, but not enzymes

A

False!

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9
Q

What is the purpose of fermentation?

A) To make alcohol
B) To make more NAD+
C)To make more NADH
D)To get rid of pyruvate

A

B)To make more NAD+

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10
Q

How many high-energy bond does methanol have?

A

3 high energy bonds

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11
Q

True or false: In DNA replication, one strand is synthesized from 5 to 3, and the other from 3 to 5

A

False: Nucleic acid are only synthesized 3 to 5

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12
Q

What is the genome type for HPV?

A) Single stranded RNA
B)Negative single stranded RNA
C) Double stranded RNA
D) Double stranded DNA

A

D)Double stranded DNA

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13
Q

Which of the following is the method bacteria use for replication?

A) Binary fission
B)Meiosis
C)Mitosis
D)Binary fusion

A

A)binary fission

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14
Q

CO2 is produced during which of these process? (Select all)

A)The Krebs cycle
B)Lactic acid fermentation
C)The electron transport chain
D) Ethanol fermentation

A

A) Krebs cycle and D)Ethanol fermentation

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15
Q

Which of these is not a product of Krebs cycle?

A)FADH2
B)CO2
C)Acetyl CoA
D)NAD+

A

C) Acetyl CoA and D)NAD+

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16
Q

Which of these discoveries was not made by Rosalind Franklin?

A)The location of phosphate on DNA
B)The base - pairing rule
C)The double- helix structure of DNA
D)The helical structure of DNA

A

B)The base-pairing rule and c) the double helix structure of DNA

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17
Q

During which phase of growth is the rate of cell division equal to the rate of cell death?

A) Lag phase
B)Stationary phase
C)Log phase
D)Death phase

A

B)Stationary phase

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18
Q

True or false: Viral genus names tend to end in -viridae

A

False! genus name ends with virus.

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19
Q

An organism with an optimal pH of 11 would be considered a

A)Basophile
B)Halophile
C)Alkalinophile
D)Chemotroph

A

C)Alkalinophile

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20
Q

Which enzyme replaces RNA with DNA?

A) DNA-dependent RNA polymerase
B)RNA-dependent DNA polymerase
C)DNA Polymerase III
D) DNA polymerase I

A

D)DNA polymerase I

21
Q

Which of the following enzymes causes a degradation of peptidoglycan?

A) Protease
B)Gyrase
C)Integrase
D)Lysozyme

A

D)Lysozyme

22
Q

Which of the following codons code for serine? (select all)

A)AGA
B)AGU
C)AUC
D)UCU
E)UCG
F)GGU

A

B)AGU, C)UCU, E)UCG

23
Q

Which of the following is not a pyrimidine?

A)Adenine
B)Cytosine
C)Uracil
D)Thymine

24
Q

Who discovered that DNA, the phosphate is on the outside of the structure?

A) Watson and Crick
B)Erwin Chargaff
C)Rosaline Franklin

A

C)Rosaline Franklin

25
True or False: Viruses use adhesins in the Assembly process
False!
26
True or false: Fermentation produces less ATP than Respiration
True!
27
Where does the process of transcription begin A) Ribosome binding site B)Primer C)Promoter D)Start codon
C)Promoter
28
What is the terminal electron acceptor in humans? A)Carbon Dioxide B)Oxygen C)Water D)ATP
B)Oxygen
29
True or False: The second law of thermodynamics states that energy is never created or lost, it is simply converted.
False
30
Which of the following accurately represents Chargaff's rule? A) A=T, G=C B) A=C, G=T C)A=G, C=T D) T=A, G=C
D) T=A, G=C
31
True or False: Transcription does not require a primer.
True!
32
Which is the first stage of viral replication? A) Attachment B)Entry C)Synthesis D)Release
A)Attachment
33
Where does the process of translation begin? A)Promoter B)Start Codon C)Ribosome binding site D)Primer
C)Ribosome binding cite
34
True or False: Organisms that prefer to use oxygen but can live without it are called facultative aerobes
False!
35
What is the role of Helicase in DNA replication? A)Relieve tension in the double strand B)separate the two strands C)Create a start site for replication D)Connect the Okazaki fragments
B)Separate the two strands.
36
True or False: Catabolic reactions are generally exergonic.
True!
37
"DNA wrapped around histone proteins" is the definition of? A) Nucleus B)Nucleoid C)Nucleosome D)Nucleolus
C)Nucleosome
38
Which of the following is not one of the stages of viral replication? A) Attachment B)Detachment C)Synthesis D)Entry
B)Detachment
39
True or false: Capsomeres are built of small proteins known as capsids.
False!
40
When an animal eats a plant, how much of the plant's chemical energy becomes stored as chemical energy in the animal? A)1% B)10% C)0.1% D)100%
B)10%
41
True or false: Bacteriophages are always naked viruses.
True!
42
What is the complementary DNA strand to : 3'TGGCAATCGATAG5'? A) 5'ACCGTTAGCTATC 3' B)5 ACCGTTAGCTATC 3 C)5ACCGTTAGCTATC3 D) 5'ACCGTTAGCTATC3'
All are correct
43
RNA polymerase ____ from 3' to 5' A)Reads B)Reads templates
All of the above
44
Chickens would be considered. (select all) A) Phototrophs B)Chemotrophs C)autotrophs D)Heterotrophs
B) chemotrophs and D) heterotrophs
45
In glycolysis, Glucose is converted into what carbon molecule? A) Pyruvate B)Pyruvic acid
All of the above
46
True or false: Translation would be considered a catabolic process
False!
47
True or false: Translation would be considered a catabolic process
False!
48
A(n) ______ is a portion of RNA that is removed between transcription and translation
Intron

Microbiology (16 decks)

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