SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
GRE Biochemistry
Start Test
Study First
Subjects
:
gre
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Donates electrons to form a bond such as N in amines and O in alcohols
nucleophile
PFK2
Acetyl-CoA carboxylase
2 -4 DNP
2. Catalyzes the transport of tRNA and mRNA down the ribosome in prokaryotes
tyrosine kinase
phosphatase
EF-G
Hexokinase and PFK1
3. Catalyze the phosphorylation of tyrosine residues in proteins - involved in signal cascades
biotin
trypsin
tyrosine kinase
phosphatase
4. MRNA
microtubules
F' (F-prime) bacteria
northern blot
pleiotropic
5. Do not contain F factor
F- bacteria
Polytene chromosome
northern blot
3' terminal -OH
6. Secondary messenger - used for intracellular signal transduction - such as transferring the effects of hormones like glucagon and adrenaline - which cannot pass through the cell membrane. It is involved in the activation of protein kinases and regula
microfiliments
cAMP
Polytene chromosome
aconitase
7. Circular and double stranded
phosphatase
northern blot
mtDNA and chDNA
PFK1
8. Repeated replication w/o cell division
SOS repair
chance of in frame fusion for operon? and gene?
Polytene chromosome
epimers
9. Can serve as a primer
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
10. Possess F factor as a plasmid independent of the bacterial genome. The F plasmid contains only F factor DNA and no DNA from the bacterial genome.
F+ bacteria
Charged AAs
pH
phosphorolysis
11. Actin - myosin - and other muscle proteins
2 -4 DNP
heterochromatin
microfiliments
origin of multi gene families
12. Regulator of glycolysis when glucose is low by cleaving 2;6 BPG lowering PFK1 - opposite effect when glucose is high
chymotrypsin
F+ bacteria
PFK2
epimers
13. Catalyzes the transport of tRNA and mRNA down the ribosome in eukaryotes
heterochromatin
F- bacteria
eEF-1 and eEF-2
cell plate
14. Serine protease that cleaves on c terminal side of aromatics
nucleophile
pyruvate dehydrogenase
chymotrypsin
Acetyl-CoA carboxylase
15. Non-protein chemical compound that is bound to a protein and is required for the protein'S biological activity
cofactors
[A][B]
phosphorolysis
Steroid Hormones
16. When exons are arranged in multiple orders after removal of introns
nucleophile
tyrosine kinase
phosphatase
alternative splicing
17. Catalyzes the addition of bicarbonate to phosphoenolpyruvate (PEP) to form the four-carbon compound oxaloacetate
PEP carboxykinase
EF-G
PEP carboxylase
epinephrine
18. Gprotein association - exchanges GDP to GTP - converts AMP into cyclic AMP. Cyclic AMP binds to protein kinase A: Protein kinase A phosphorylates phosphorylase kinase. increases Ca which binds calmodulin proteins which then binds to phosphorylase kin
epinephrine
northern blot
Non Polar AAs
Hexokinase and PFK1
19. Possess F factor integrated into the bacterial genome. After integration into the host chromosomal DNA - these plasmids possess portions of - or entire - F factor and portions of the bacterial genome.
[A][B]
Hfr bacteria
SOS repair
Acetyl-CoA carboxylase
20. Makes Acetyl-CoA from pyruvate
SRP - signal recognition particle
pyruvate dehydrogenase
2D gel electrophoresis
FAD and NADP ATP equivalents
21. Can result in allele differences - suce as 3:1 and 1:3
F- bacteria
Signal recognition particle (SRP)
[B]=[A] - ratio = 1
gene conversion
22. Derived from golgi vesicles
phosphorolysis
PFK1
cell plate
cAMP
23. Phosphotransferase - is a type of enzyme that transfers phosphate groups from high-energy donor molecules - such as ATP -[2] to specific substrates. The process is referred to as phosphorylation -
Polytene chromosome
kinase
nucleophile
centimorgans
24. Measure tendency for recombination (frequency) 1cM = 1% chance of being separated
FAD and NADP ATP equivalents
centimorgans
SOS repair
tyrosine kinase
25. Tightly packed form of DNA - less accessible to protein factors that usually bind DNA
heterochromatin
microfiliments
Polar AAs
phosphorolysis
26. Recruits RecA protein - inhibited by LexA - results in mutagenesis
3' terminal -OH
eEF-1 and eEF-2
SOS repair
temperate bacteriophage
27. (His - Arg - Lys +) - (Glu - Asp -)
F' (F-prime) bacteria
phosphorolysis
PFK1
Charged AAs
28. Cleaves on C terminal side of lysine and arginine
eEF-1 and eEF-2
SRP - signal recognition particle
trypsin
cell plate
29. Krebs cycle enzyme
EF-G
origin of multi gene families
2 -4 DNP
aconitase
30. Operon 1/2 - gene 1/6
chance of in frame fusion for operon? and gene?
intermediate filiments
cis and trans golgi network
3' terminal -OH
31. FAD-2 - NADP-3
cell plate
epimers
FAD and NADP ATP equivalents
kinase
32. Nuclear lamins - desmins - keratins - internexins (structure)
Thiamine Pyrophosphate (TPP)
F+ bacteria
Polytene chromosome
intermediate filiments
33. Enzymes in Krebs cycle that produce NADH
Aromatic/Achiral AAs
isocitrate dehydrogenase and a-ketogluterase
pleiotropic
Acetyl-CoA carboxylase
34. Contain their own DNA - mRNA - and proteins to synthesize more
temperate bacteriophage
mitochondria
EF-G
chymotrypsin
35. Vitamin B1 - cofactor that aids in dehydrogenase mostly
Hexokinase and PFK1
microfiliments
Thiamine Pyrophosphate (TPP)
EF-G
36. Neutralizes H2O2 - found in lysosomes
catalase
microtubules
mtDNA and chDNA
F+ bacteria
37. It uncouples oxidative phosphorylation by carrying protons across the mitochondrial membrane - leading to a rapid consumption of energy without generation of ATP.
2 -4 DNP
cis and trans golgi network
SRP - signal recognition particle
pH
38. Phe - Trp - Tyr - Gly - Pro
PFK1
cofactors
Aromatic/Achiral AAs
Hexokinase and PFK1
39. An enzyme that removes a phosphate group from its substrate
origin of multi gene families
[A][B]
phosphatase
trypsin
40. Gene duplication
Steroid Hormones
nucleophile
origin of multi gene families
chymotrypsin
41. Measures physical base pair distance
3' terminal -OH
trypsin
kb
PEP carboxykinase
42. Gene has multiple effects
origin of multi gene families
centimorgans
heterochromatin
pleiotropic
43. Acts as a coenzyme in all transamination reactions - and in some decarboxylation and deamination reactions of amino acids. The aldehyde group of PLP forms a Schiff-base linkage (internal aldimine) with the e-amino group of a specific lysine group of
Pyridoxal-phosphate (PLP)
2 -4 DNP
epinephrine
mitochondria
44. Converts oxaloacetate into phosphoenolpyruvate and carbon dioxide.
PEP carboxykinase
epinephrine
temperate bacteriophage
microfiliments
45. Recognizes and targets specific proteins to the endoplasmic reticulum in eukaryotes and the plasma membrane in prokaryotes
Signal recognition particle (SRP)
2 -4 DNP
nucleophile
[A][B]
46. Possess an F plasmid that also includes some DNA taken from the bacterial genome. Sometimes it is formed by incorrect excision from the chromosome
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
47. = pKa+ log(B/A) - -log(Ka)
EF-G
tyrosine kinase
isocitrate dehydrogenase and a-ketogluterase
pH
48. Only one carbon center is changed
Polar AAs
nondisjunction
intermediate filiments
epimers
49. Cis faces the ER and trans faces the plasma membrane
cis and trans golgi network
Signal recognition particle (SRP)
microtubules
Polytene chromosome
50. Irreversible reaction that require ATP first part of glycolosis
pyruvate dehydrogenase
Hfr bacteria
Hexokinase and PFK1
FAD and NADP ATP equivalents
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests