2067641
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Quiz von Rebecca Alexander, aktualisiert more than 1 year ago
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Erstellt von Rebecca Alexander
vor mehr als 9 Jahre
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Frage 1
Frage
Which of the following is/are a part of Prokaryotic carbohydrate metabolism?
Antworten
-
malate shuttle
-
chemiosmosis
-
niacin and riboflavin
-
A, B, and C
-
B and C
Frage 2
Frage
Which of the following is/are smaller?
Antworten
-
cytosine
-
adenine
-
guanine
-
A and B
-
B and C
Frage 3
Frage
Which of the following is held together more loosely?
Antworten
-
sugar-phosphate backbone
-
thymine and adenine
-
guanine and cytosine
-
sugars and nitrogenous bases
-
B and C
Frage 4
Frage
In a replicating fork, the parental 5' end would serve as the template for ____.
Antworten
-
the lagging strand
-
the leading strand
-
the continuous strand
-
the discontinuous strand
-
A and D are correct terms
Frage 5
Frage
Which would be made in "chucks" termed Okasaki Fragments?
Antworten
-
the continuous strand
-
the discontinuous strand
-
circular DNA
-
mRNA
-
16s RNA
Frage 6
Frage
If Escherichia coli opens in three locations, then there would be how many active replicating forks?
Antworten
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3
-
6
-
9
-
2
-
12
Frage 7
Frage
Which type of RNA is folded with protein to give a unique functional shape?
Antworten
-
mRNA
-
tRNA
-
rRNA
-
B and C
-
A, B, and C
Frage 8
Frage
As an exception to the general rule, ____ has ____ DNA.
Antworten
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Bordetella, linear
-
Bordetella, circular
-
Borrelia, linear
-
Borrelia, circular
-
Burgdorferi, linear
Frage 9
Frage
The nitrogenous base thymine is attached to which carbon?
Antworten
-
1' of deoxyribose
-
3' of deoxyribose
-
1' of ribose
-
3' of ribose
-
5' of deoxyribose
Frage 10
Frage
DNA and RNA polymerases synthesize in which direction?
Antworten
-
3' to 5'
-
5' to 3'
-
antiparallel
-
double helix
-
downstream
Frage 11
Frage
Which enzyme facilitates "walking" to relieve tension as the DNA is relaxing the supercoil?
Antworten
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DNA helicase
-
DNA topisomerase
-
DNA polymerase III
-
DNA polymerase I
-
DNA ligase
Frage 12
Frage
How many primers would be necessary when making DNA off of the 3' parent leg?
Antworten
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one
-
two
-
one every ~1,000 bases
-
too numerous to count (TNTC)
Frage 13
Frage
Which of the following would be the least likely to open multiple replication forks?
Antworten
-
Mycobacterium
-
Pseudomonas aeruginosa
-
Escherichia coli
-
Treponema
-
A and D
Frage 14
Frage
Which of the following will produce lactic acid?
Antworten
-
Streptococcus
-
Clostridium
-
Saccharomyces
-
Lactobacillus
-
A and D
Frage 15
Frage
The reduced niacin from which step will feed hydrogen into the malate shuttle is?
Antworten
-
glycolysis in prokaryotes
-
transition in prokaryotes
-
glycolysis in eukaryotes
-
transition in eukaryotes
-
A and C
Frage 16
Frage
This structure belongs to what category?
Antworten
-
Pyrimidines
-
Purines
Frage 17
Frage
This structure belongs to what category?
Antworten
-
Pyrimidines
-
Purines
Frage 18
Frage
The process of making RNA off of a DNA template is called what?
Antworten
-
transcription
-
translation
-
transition
Frage 19
Frage
The process of making DNA off of the DNA template just before cell division is called what?
Antworten
-
replication
-
translation
-
transcription
-
semi-conservative replication
-
transition
Frage 20
Frage
The process of using RNA to make a protein is called what?
Antworten
-
transcription
-
translation
-
transition
-
replication
Frage 21
Frage
Protein synthesis is an anabolic reaction specifically using a _____ reaction to make a ____ bond between the building blocks called _____.
Antworten
-
Dehydration synthesis, covalent/peptide, and amino acids
-
Dehydration synthesis, hydrogen, nitrogenous bases
-
Replication synthesis, covalent/peptide, and the sugar-phosphate backbone
Frage 22
Frage
The amino acids are brought to the ribosome attached to the ___ end of the ___.
Antworten
-
3', tRNA
-
3', mRNA
-
3', DNA
-
5', tRNA
-
5', DNA
Frage 23
Frage
In eukaryotic cells, the DNA is wrapped around proteins called ___ in repetitive units called ___ to make the supercoil.
Antworten
-
Nucleosomes, histones
-
Histones, nucleosomes
-
Centrioles, centrosomes
-
Centromeres, centrosomes
Frage 24
Frage
In the lac operation model, the presence of lactose will ___ the ____ from the _____ and thus turn the gene ____.
Antworten
-
Add, inhibitor protein, moderator, off.
-
Remove, repressor protein, operator, on
-
Add, repressor protein, operator, off
-
Remove, inhibitor protein, moderator, on
Frage 25
Frage
List in order the enzymes involved in building the leading strand side of a replicating fork.
Antworten
-
DNA ligase, DNA polymerase III, DNA polymerase I, DNA polymerase III, RNA primase.
-
RNA primase, DNA polymerase III, DNA polymerase I, DNA polymerase III, DNA ligase, Okazaki Fragments.
-
RNA primase, DNA polymerase III, DNA polymerase I, DNA polymerase III, DNA ligase.
-
Okazaki Fragments, RNA primase, DNA polymerase III, DNA polymerase I, DNA polymerase III, DNA ligase.
-
DNA polymerase III, DNA polymerase I, DNA polymerase III, DNA ligase.
Frage 26
Frage
Given the following section of DNA give the correct order of amino acids linked together in the polypeptide.
5' T A A A T G A C T G A T T G A G T A 3'
3' A T T T A C T G A C T A A C T C A T 5'
Antworten
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5' T A A A T G A C T G A T T G A G T A 3'
-
5' U A A A U G A C U G A U U G A G U A 3'
Frage 27
Frage
Which of the following has the ability to generate the most ATP?
Antworten
-
reduced riboflavin
-
oxidized riboflavin
-
reduced niacin
-
oxidized niacin
-
coenzyme A
Frage 28
Frage
Benzyprene, commonly found in soot and smoke, has been shown to cause which of the following types of mutation?
Antworten
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point mutation
-
sugar-phosphate backbone break mutation
-
spontaneous mutation
-
thymine dimmer mutation
-
frameshift mutation
Frage 29
Frage
The complete fermentation of two glucose molecules to ethanol generates ___ molecules of carbon dioxide.
Antworten
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one
-
two
-
three
-
four
-
six
Frage 30
Frage
Name the bacterial recombination process that is mediated by the sex pili.
Antworten
-
transcription
-
translation
-
transformation
-
transduction
-
conjugation
Frage 31
Frage
In Plasmodium the hydrogens released during glycolysis will generate up to how many ATP's by chemiosmosis per glucose?
Antworten
-
2
-
3
-
4
-
6
-
38
Frage 32
Frage
In Pseudomonas each acetyl that enters into the Krebs cycle will generate how many ATP's?
Antworten
-
1
-
2
-
4
-
32
-
34
Frage 33
Frage
Which of the following typically generates ethanol as a fermentation end product?
Antworten
-
Bacillus
-
Lactobacillus
-
Streptococcus
-
Saccharomyces
-
A, B, and C
Frage 34
Frage
Which cellular situation has the potential to generate the most ATP per glucose?
Antworten
-
eukaryotes in an anaerobic environment
-
prokaryotes in an anaerovic environment
-
eukaryotes in an aerobic environment
-
prokaryotes in an aerobic environment
-
Clostridium in an anaerobic environment
Frage 35
Frage
The complete aerobic breakdown of one molecule of glucose by Escherichia would generate ___ molecules of inorganic gas.
Antworten
-
two
-
four
-
six
-
twelve
-
none of the above
Frage 36
Frage
Name the bacterial recombination process that involves competent bacteria in the log phase of growth.
Antworten
-
transcription
-
translation
-
transformation
-
transduction
-
conjugation
Frage 37
Frage
Which of the following is larger?
Antworten
-
deoxyribose
-
phosphate
-
ribose
-
adenine
-
cytosine
Frage 38
Frage
Name the bacterial recombination process that involves a bacteriophage.
Antworten
-
transcritption
-
translation
-
transformation
-
transduction
-
conjugation
Frage 39
Frage
Which of the following is more likely to open multiple replication forks?
Antworten
-
Gram negative bacteria in log phase of growth
-
Gram positive bacteria in log phase of growth
-
Acid-fast mycobacterium in aerobic conditions
-
Staphylococcus on the skin
-
Semi-conservative replication in Treponema
Frage 40
Frage
In Bacillus subtilis the hydrogen ions initially collect between the ____ and the plasma membrane during chemiosmosis before moving through the membrane and generating ATP.
Antworten
-
thin layer of peptidoglycan
-
mitochondrial membrane
-
cristae
-
thick layer of peptidoglycan
-
capsule
Frage 41
Frage
Which of the following organisms has the ability to generate its own ribose?
Antworten
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Pseudomonas
-
Agrobacterium
-
Rhizobium
-
Escherichia
-
A, B, and C
Frage 42
Frage
If the initial F+ bacterium is shown in black, and the F- bacterium is shown in red and the subsequent HFr cell joins with a green F- bacterium, then the resulting F+ recombinant will have a mother loop of DNA shown in what color(s)?
Antworten
-
Black and Green
-
Red only
-
Green only
-
Red and Green
-
Black, Red, and Green
Frage 43
Frage
Hydrogen carrier molecules are useful throughout carbohydrate metabolism to prevent an increase or a decrease in the pH?
Antworten
-
increase
-
decrease
Frage 44
Frage
Name the carbon carrier that functions to feed the pyruvic acid derivative into the tricarboxylic acid cycle.
Antworten
-
coenzyme A
-
niacin
-
riboflavin
-
pentose sugar
-
A and D
Frage 45
Frage
What is produced from transcription?
Antworten
-
DNA
-
mRNA
-
tRNA
-
rRNA
Frage 46
Frage
What is produced from semi-conservative replication?
Antworten
-
DNA copy
-
RNA copy
-
phosphate backbone
-
polymerases
Frage 47
Frage
Which transcription product carries the codons?
Antworten
-
mRNA
-
tRNA
-
rRNA
Frage 48
Frage
Which transcription process has an anticodon?
Antworten
-
mRNA
-
tRNA
-
rRNA
Frage 49
Frage
Which transcription product carriers the amino acids?
Antworten
-
large subunit
-
small subunit
-
mRNA
-
tRNA
-
rRNA
Frage 50
Frage
In Plasmodium, the DNA is wrapped around ____ in repetitive subunits called ____.
Antworten
-
proteins, amino acids
-
histones, nucleosomes
-
proteins, nucleosomes
-
histones, amino acids
Frage 51
Frage
Give a genus of prokaryotes which uncharacteristically has linear DNA.
Antworten
-
Plasmodium
-
Borrelia
-
Baccilus
-
Streptococcus
-
Escherichia
Frage 52
Frage
Name the enzyme that allows the supercoil to relax and "walk over" to relieve tension.
Antworten
-
DNA ligase
-
DNA polymerase I
-
DNA polymerase III
-
DNA topiosomerase II (DNA gyrase)
-
RNA primase
Frage 53
Frage
The lagging strand side of the replicating fork is uniquely made of individual ____ fragments.
Antworten
-
chunk
-
interrupted
-
Okazaki
-
discontinuous
Frage 54
Frage
DNA polymerase III cannot process a complementary strand of DNA until a ___ has been placed.
Antworten
-
primer (from RNA primase)
-
nucleotide (from the first DNA polymerase III)
-
space/gap/break (excised error/primers from DNA polymerase I)
Frage 55
Frage
Name the enzyme which has the ability to remove errors and primers in DNA replication.
Antworten
-
RNA primase
-
DNA polymerase III
-
DNA polymerase I
-
DNA ligase
-
DNA topoisomerase
Frage 56
Frage
A prokaryote which opens in 4 locations would generate how many replicating forks?
Antworten
-
2
-
4
-
6
-
8
-
12
Frage 57
Frage
List the acids generated during the tricarboxylic acid cycle in order starting with citric acid and give their carbon number as well.
Antworten
-
Citric Acid (6) Isocitric Acid (6) Alpha-kryptoglutane Acid (5) Succinyl Acid (4) Succinic Acid (4) Fumaric Acid (4) Malic Acid (4) Oxaloacetic Acid (4)
-
Fumaric Acid (4) Malic Acid (4) Oxaloacetic Acid (4) Citric Acid (6) Isocitric Acid (6) Alpha-kryptoglutane Acid (5) Succinyl Acid (4) Succinic Acid (4)
-
Oxaloacetic Acid (4) Malic Acid (4) Fumaric Acid (4) Succinic Acid (4) Succinyl Acid (4) Alpha-kryptoglutane Acid (5) Isocitric Acid (6) Citric Acid (6)
Frage 58
Frage
Which of the following would create lactic acid?
Antworten
-
Saccharomyces
-
Bacillus
-
Steptococcus
-
B and C
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