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Microbiology > Kahoot for exam 2 > Flashcards

Kahoot for exam 2 Flashcards

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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

A

A)Adenine

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
Q

True or False: Viruses use adhesins in the Assembly process

A

False!

26
Q

True or false: Fermentation produces less ATP than Respiration

A

True!

27
Q

Where does the process of transcription begin

A) Ribosome binding site
B)Primer
C)Promoter
D)Start codon

A

C)Promoter

28
Q

What is the terminal electron acceptor in humans?

A)Carbon Dioxide
B)Oxygen
C)Water
D)ATP

A

B)Oxygen

29
Q

True or False: The second law of thermodynamics states that energy is never created or lost, it is simply converted.

A

False

30
Q

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

A

D) T=A, G=C

31
Q

True or False: Transcription does not require a primer.

A

True!

32
Q

Which is the first stage of viral replication?

A) Attachment
B)Entry
C)Synthesis
D)Release

A

A)Attachment

33
Q

Where does the process of translation begin?

A)Promoter
B)Start Codon
C)Ribosome binding site
D)Primer

A

C)Ribosome binding cite

34
Q

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

A

False!

35
Q

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

A

B)Separate the two strands.

36
Q

True or False: Catabolic reactions are generally exergonic.

A

True!

37
Q

“DNA wrapped around histone proteins” is the definition of?

A) Nucleus
B)Nucleoid
C)Nucleosome
D)Nucleolus

A

C)Nucleosome

38
Q

Which of the following is not one of the stages of viral replication?

A) Attachment
B)Detachment
C)Synthesis
D)Entry

A

B)Detachment

39
Q

True or false: Capsomeres are built of small proteins known as capsids.

A

False!

40
Q

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%

A

B)10%

41
Q

True or false: Bacteriophages are always naked viruses.

A

True!

42
Q

What is the complementary DNA strand to : 3’TGGCAATCGATAG5’?

A) 5’ACCGTTAGCTATC 3’
B)5 ACCGTTAGCTATC 3
C)5ACCGTTAGCTATC3
D) 5’ACCGTTAGCTATC3’

A

All are correct

43
Q

RNA polymerase ____ from 3’ to 5’

A)Reads
B)Reads templates

A

All of the above

44
Q

Chickens would be considered. (select all)

A) Phototrophs
B)Chemotrophs
C)autotrophs
D)Heterotrophs

A

B) chemotrophs and D) heterotrophs

45
Q

In glycolysis, Glucose is converted into what carbon molecule?

A) Pyruvate
B)Pyruvic acid

A

All of the above

46
Q

True or false: Translation would be considered a catabolic process

A

False!

47
Q

True or false: Translation would be considered a catabolic process

A

False!

48
Q

A(n) ______ is a portion of RNA that is removed between transcription and translation

A

Intron

Microbiology (16 decks)

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